Inventor · disambiguated record
Eiichi Kawamura
Also filed as: KAWAMURA EIICHI
33 granted patents·669 citations·filing 1975–2006
98Inventor score
Top patents by PatentIndex Score
33 records- 0195US5432534AReversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording mediumRICOH KK·Filed 1994·Granted Jul 11, 1995·65 cites·2 claims
- 0291US4534569AStern tube seal device providing a seal about a rotatable shaftMITSUBISHI HEAVY IND LTD·Filed 1984·Granted Aug 13, 1985·55 cites·6 claims
- 0390US6348519B1Emulsion ink and printing method using emulsion inkRICOH KK·Filed 2000·Granted Feb 19, 2002·30 cites·23 claims
- 0490US5296439AReversible thermosensitive coloring recording medium, recording method, and image display apparatus using the recording mediumRICOH KK·Filed 1991·Granted Mar 22, 1994·43 cites·32 claims
- 0584US6457870B2Sealed rolling bearingNSK LTD·Filed 2001·Granted Oct 1, 2002·22 cites·18 claims
- 0683US5605777AMethod and apparatus for regenerating image holding memberRICOH KK·Filed 1995·Granted Feb 25, 1997·31 cites·20 claims
- 0782US5607534AMethod of recycling support material for image-bearing memberRICOH KK·Filed 1994·Granted Mar 4, 1997·27 cites·16 claims
- 0882US5521138AReversible thermosensitive coloring composition, and recording medium using the sameRICOH KK·Filed 1992·Granted May 28, 1996·29 cites·6 claims
- 0979US5750316AManufacture of semiconductor device using a-c anti-reflection coatingFUJITSU LTD·Filed 1995·Granted May 12, 1998·48 cites·6 claims
- 1077US6063835AEmulsion ink and printing method using emulsion inkRICOH KK·Filed 1996·Granted May 16, 2000·31 cites·16 claims
- 1176US3997488AProcess for the preparation of a non-aqueous dispersion of thermoplastic resinRICOH KK·Filed 1975·Granted Dec 14, 1976·19 cites·12 claims
- 1275US4632403AStern tube seal device providing a seal about a rotatable shaftMITSUBISHI HEAVY IND LTD·Filed 1985·Granted Dec 30, 1986·30 cites·8 claims
- 1370US5395433AReversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording mediumRICOH KK·Filed 1993·Granted Mar 7, 1995·12 cites·2 claims
- 1466US7220521B2Fabrication method of semiconductor deviceFUJITSU LTD·Filed 2005·Granted May 22, 2007·2 cites·11 claims
- 1566US6420095B1Manufacture of semiconductor device using A-C anti-reflection coatingFUJITSU LTD·Filed 1999·Granted Jul 16, 2002·25 cites·9 claims
- 1666US4482159AStern tube seal deviceMITSUBISHI HEAVY IND LTD·Filed 1984·Granted Nov 13, 1984·21 cites·1 claims
- 1764US7291931B2Semiconductor device, semiconductor substrate and fabrication process of a semiconductor deviceFUJITSU LTD·Filed 2006·Granted Nov 6, 2007·3 cites·7 claims
- 1864US5626426ASelf-aligning roller bearing with retainerNSK LTD·Filed 1996·Granted May 6, 1997·24 cites·3 claims
- 1964US5234274ASelf-aligning roller bearing with retainerNSK LTD·Filed 1992·Granted Aug 10, 1993·23 cites·4 claims
- 2063US5593937AImage-bearing member and method for recycling the sameRICOH KK·Filed 1994·Granted Jan 14, 1997·13 cites·10 claims
- 2160USRE36963EMethod and apparatus for regenerating image holding memberRICOH KK·Filed 1999·Granted Nov 21, 2000·12 cites·21 claims
- 2259US5700746AReversible thermosensitive recording mediumRICOH KK·Filed 1996·Granted Dec 23, 1997·13 cites·13 claims
- 2358US5538348ASelf-aligning roller bearing with cageNSK LTD·Filed 1994·Granted Jul 23, 1996·19 cites·34 claims
- 2454US7033904B2Semiconductor device, semiconductor substrate and fabrication process of a semiconductor deviceFUJITSU LTD·Filed 2004·Granted Apr 25, 2006·6 cites·4 claims
- 2554US4609928AThermosensitive image transfer mediumRICOH KK·Filed 1983·Granted Sep 2, 1986·7 cites·17 claims
- 2654US4538164AHeat-sensitive transfer mediumRICOH KK·Filed 1984·Granted Aug 27, 1985·7 cites·6 claims
- 2753US5635005AMethod of recycling support material for image-bearing supportRICOH KK·Filed 1995·Granted Jun 3, 1997·14 cites·4 claims
- 2851US5540815AMethod of recycling an image carrying medium and an image separating member thereforRICOH KK·Filed 1994·Granted Jul 30, 1996·12 cites·13 claims
- 2948US4352860AThermosensitive recording materialRICOH KK·Filed 1981·Granted Oct 5, 1982·5 cites·25 claims
- 3044US4482158AStern tube seal deviceMITSUBISHI HEAVY IND LTD·Filed 1984·Granted Nov 13, 1984·12 cites·1 claims
- 3139US6656879B2Method of reversible selective manifestation of different states of functional elementRICOH KK·Filed 1993·Granted Dec 2, 2003·2 cites·9 claims
- 3239US5738759ARecording material, method of producing the same and method of recycling recording materialRICOH KK·Filed 1995·Granted Apr 14, 1998·4 cites·33 claims
- 3334US4513052AHeat-sensitive recording materialRICOH KK·Filed 1983·Granted Apr 23, 1985·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →