Inventor · disambiguated record
Ryoji Handa
Also filed as: HANDA RYOJI
15 granted patents·253 citations·filing 1973–1993
94Inventor score
Top patents by PatentIndex Score
15 records- 0188US4983660APolyethylene terephthalate resin compositionMITSUBISHI RAYON CO·Filed 1988·Granted Jan 8, 1991·50 cites·12 claims
- 0287US4035333AFlame-resistant resin compositionMITSUBISHI RAYON CO·Filed 1975·Granted Jul 12, 1977·30 cites·9 claims
- 0380US3965212AFlame-resistant resin compositionMITSUBISHI RAYON CO·Filed 1974·Granted Jun 22, 1976·17 cites·10 claims
- 0479US4108946AGraft-polymer composition of rubber for reinforcing crosslinked resinMITSUBISHI RAYON CO·Filed 1973·Granted Aug 22, 1978·22 cites·3 claims
- 0575US4306045AProcess for producing acrylamide polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1980·Granted Dec 15, 1981·22 cites·10 claims
- 0669US5309455AHigh-power light pulse generating apparatusANDO ELECTRIC·Filed 1992·Granted May 3, 1994·34 cites·4 claims
- 0765US4535131AProcess for producing partially hydrolyzed acrylamide polymerNITTO KAGAKU KK·Filed 1984·Granted Aug 13, 1985·16 cites·10 claims
- 0855US4455411AProcess for preparing acrylamide polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1983·Granted Jun 19, 1984·10 cites·7 claims
- 0950US4306048AMethod for preparing acrylamide polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1980·Granted Dec 15, 1981·8 cites·12 claims
- 1048US5233619AHigh power light pulse generatorANDO ELECTRIC·Filed 1992·Granted Aug 3, 1993·13 cites·3 claims
- 1143US4313863AModification of acrylamide polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1980·Granted Feb 2, 1982·5 cites·8 claims
- 1242US4607958AApparatus for stirring hydrogel particles of water-soluble polymerNITTO CHEMICAL INDUSTRY CO LTD·Filed 1984·Granted Aug 26, 1986·10 cites·12 claims
- 1341US5408310AOptical time domain reflectometer having shortened dead zoneANDO ELECTRIC·Filed 1993·Granted Apr 18, 1995·11 cites·2 claims
- 1428US5315677AOptical pulse generatorANDO ELECTRIC·Filed 1993·Granted May 24, 1994·2 cites·4 claims
- 1524US5166003APlated articlesMITSUBISHI RAYON CO·Filed 1990·Granted Nov 24, 1992·3 cites·4 claims
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