Inventor · disambiguated record
Tohru Miura
Also filed as: MIURA TOHRU
35 granted patents·644 citations·filing 1987–1995
98Inventor score
Top patents by PatentIndex Score
35 records- 0197US5753730APlastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur-containing urethane resin lens and lens prepared therebyMITSUI TOATSU CHEMICALS·Filed 1991·Granted May 19, 1998·111 cites·26 claims
- 0294US5408369APower saving system for rotating disk data storage apparatusTEAC CORP·Filed 1993·Granted Apr 18, 1995·71 cites·8 claims
- 0393US4946923AS-alkyl thiocarbamate base resin, plastic lens comprising the resin, and process for making the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Aug 7, 1990·57 cites·24 claims
- 0487US5594088APlastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur containing urethane resin lens and lens prepared therebyMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jan 14, 1997·47 cites·29 claims
- 0586US5602812AReproducing rate control apparatus for optical diskTEAC CORP·Filed 1995·Granted Feb 11, 1997·49 cites·10 claims
- 0685US5013496AProcess for molding a highly-refractive plastic lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted May 7, 1991·27 cites·5 claims
- 0785US4929707APolyurethane base lens resin, plastic lens comprising the resin and preparation method of the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted May 29, 1990·47 cites·27 claims
- 0882US5521895AOptical disk reproducing apparatus for controlling the rotational speed of a spindle motor between a CLV control and a CAV controlTEAC CORP·Filed 1995·Granted May 28, 1996·40 cites·11 claims
- 0982US5126388AHighly-refractive plastic lens and process for making the lensMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jun 30, 1992·25 cites·4 claims
- 1082US5021503AResin for plastic lens having high-refractive index, lens comprising the resin, and method for preparation of the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jun 4, 1991·26 cites·19 claims
- 1180US5084545AResin having a large refractive index, lenses comprising the resin and process for preparing the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jan 28, 1992·23 cites·20 claims
- 1267US5535183AOptical disk reproducing device and its seek operation methodTEAC CORP·Filed 1994·Granted Jul 9, 1996·16 cites·4 claims
- 1363US5309296ASystem for eliminating noise arising from difference in polarity of magnetization by tunnel erase headsTEAC CORP·Filed 1991·Granted May 3, 1994·14 cites·4 claims
- 1462US4723046AProcess for the preparation of 4,4'-biphenolMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 2, 1988·6 cites·10 claims
- 1559US4877907APreparation process of 4,4'-biphenol, precursor of same and preparation process of precursorMITSUI TOATSU CHEMICALS·Filed 1989·Granted Oct 31, 1989·4 cites·1 claims
- 1655US4873374APreparation process of 4,4'-biphenol, precursor of same and preparation process of precursorMITSUI TOATSU CHEMICALS·Filed 1988·Granted Oct 10, 1989·3 cites·1 claims
- 1754US5400190APower saving system for a disk sensor in rotating disk data storage apparatusTEAC CORP·Filed 1993·Granted Mar 21, 1995·9 cites·11 claims
- 1854US5283702APower saving system for rotating disk data storage apparatusTEAC CORP·Filed 1991·Granted Feb 1, 1994·10 cites·4 claims
- 1953US5590105ADisk apparatus using constant linear velocity method and having head function stopped in standby modeTEAC CORP·Filed 1995·Granted Dec 31, 1996·11 cites·8 claims
- 2050US4894487APreparation process of 4-(4-hydroxyphenyl)-cyclohexanolMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jan 16, 1990·3 cites·6 claims
- 2149US4939306APreparation process of 4,4'-biphenol, precursor of same and preparation process of precursorMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jul 3, 1990·2 cites·18 claims
- 2244US5357384ARotating disk data storage apparatus capable of preventing head travel when the disk is not loadedTEAC CORP·Filed 1994·Granted Oct 18, 1994·6 cites·3 claims
- 2344US5303107ASystem for holding a track counter active despite power suspension in rotating disk data storage apparatusTEAC CORP·Filed 1992·Granted Apr 12, 1994·6 cites·6 claims
- 2443US4755617AProcess for the preparation of 4'-hydroxybiphenyl-4-carboxyl acidMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jul 5, 1988·2 cites·9 claims
- 2542US5150340ADisc apparatus for reading out information from disc recording mediumTEAC CORP·Filed 1990·Granted Sep 22, 1992·7 cites·8 claims
- 2641US5345343APower saving system for file protect and disk capacity sensors in rotating disk data storage apparatusTEAC CORP·Filed 1993·Granted Sep 6, 1994·4 cites·12 claims
- 2739US5123954A3,4-trans-4-ethyl-1-(substituted phenyl)-3- (substituted phenyl) pyrrolidin-2-ones, method for preparing the same, and herbicidal method compositions containing the same as herbicidally active ingredientsMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jun 23, 1992·3 cites·20 claims
- 2838US5552945ATransducer recalibration system and method for a rotating disk data storageTEAC CORP·Filed 1994·Granted Sep 3, 1996·3 cites·6 claims
- 2938US5293601AFloppy disk control unit and apparatus having a floppy disk control unitTEAC CORP·Filed 1990·Granted Mar 8, 1994·4 cites·12 claims
- 3038US4785132AProcess for preparing cyclohexanonecarboxylic acid compoundsMITSUI TOATSU CHEMICALS·Filed 1987·Granted Nov 15, 1988·1 cites·10 claims
- 3137US5434724AMethod and apparatus for the high speed driving of a stepper motor against seek error upon power restoration in a microcomputer systemTEAC CORP·Filed 1994·Granted Jul 18, 1995·3 cites·14 claims
- 3235US4814488A4,4-bis(4-hydroxyphenyl)cyclohexanecarboxylic acid derivatives and process for preparing sameMITSUI TOATSU CHEMICALS·Filed 1987·Granted Mar 21, 1989·0 cites·7 claims
- 3335US4755616A4,4-bis(4-hydroxyphenyl)cyclohexanecarboxylic acid derivatives and process for preparing sameMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jul 5, 1988·0 cites·7 claims
- 3428US4851590AMethod of purifying 2,4-xylenolMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jul 25, 1989·0 cites·19 claims
- 3527US5293625ASignal selecting circuit which selectively outputs predetermined signal to host computer compatible with plurality of computer hardware types and disk drive having such signal selecting circuitTEAC CORP·Filed 1991·Granted Mar 8, 1994·4 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →