Inventor · disambiguated record
Tetsuhiko Yamaguchi
Also filed as: YAMAGUCHI TETSUHIKO
17 granted patents·2 pending applications·300 citations·filing 1984–2006
94Inventor score
Top patents by PatentIndex Score
19 records- 0185US5788950AMethod for the synthesis of mixed metal oxide powdersSHOWA DENKO KK·Filed 1994·Granted Aug 4, 1998·43 cites·10 claims
- 0282US5153067ACollagen powder having good dispersion stability and use thereof as leather-like surface layer-forming agentSHOWA DENKO KK·Filed 1990·Granted Oct 6, 1992·45 cites·11 claims
- 0380US5934011ASeedling culture matSHOWA DENKO KK·Filed 1998·Granted Aug 10, 1999·54 cites·7 claims
- 0476US7872411B2Organic electroluminescence device using a copolymer and a phosphorescent compoundSHOWA DENKO KK·Filed 2006·Granted Jan 18, 2011·6 cites·3 claims
- 0575US5965651ALiquid-absorbing material composition, molded product therefrom, process for preparing the same and use thereofSHOWA DENKO KK·Filed 1996·Granted Oct 12, 1999·30 cites·12 claims
- 0673US5744118AMethod for the synthesis of mixed metal oxide powdersSHOWA DENKO KK·Filed 1995·Granted Apr 28, 1998·28 cites·6 claims
- 0771US4581394AAgent for forming surface-protecting layer on coated paperSHOWA DENKO KK·Filed 1984·Granted Apr 8, 1986·14 cites·11 claims
- 0868US8025987B2Light emitting polymer material, organic electroluminescence device and display device comprising light emitting polymer materialSHOWA DENKO KK·Filed 2006·Granted Sep 27, 2011·2 cites·6 claims
- 0968US6342330B2Photosensitive compositions and pattern formation methodTOYO GOSEI KOGYO KK·Filed 2001·Granted Jan 29, 2002·8 cites·8 claims
- 1066US5274078AProcess for producing collagen powderSHOWA DENKO KK·Filed 1991·Granted Dec 28, 1993·17 cites·10 claims
- 1161US5338815AFine particulate crosslinked type n-vinylamide resin and microgel, process for preparing same, and use thereofSHOWA DENKO KK·Filed 1993·Granted Aug 16, 1994·23 cites·5 claims
- 1255US5280095AFine particulate crosslinked type N-vinylamide resin and microgel, process for preparing same, and use thereofSHOWA DENKO KK·Filed 1991·Granted Jan 18, 1994·17 cites·5 claims
- 1355US2007030667A1Reflecting member for a surface light source, production process of the reflecting member and use thereofWATANABE TAKEO·Filed 2004·Application pending·0 cites
- 1442US8257837B2Organic light-emitting deviceYAMAGUCHI TETSUHIKO·Filed 2006·Granted Sep 4, 2012·0 cites·11 claims
- 1541US2006240983A1Seed coating composition, coated seed, and coating methodSHOWA DENKO KK·Filed 2004·Application pending·0 cites
- 1639US5968555AFine particulate cross-linked type N-vinylamide resinSHOWA DENKO KK·Filed 1997·Granted Oct 19, 1999·6 cites·7 claims
- 1731US6126850AFreeze-preventing material and method for preventing pavement surface from freezingSHOWA DENKO KK·Filed 1998·Granted Oct 3, 2000·4 cites·5 claims
- 1828US6090899ATerpolymers of unsaturated sulfonates, N-vinylamides and ethylenic monomersSHOWA DENKO KK·Filed 1996·Granted Jul 18, 2000·3 cites·4 claims
- 1928US4833256AFluoran derivatives and recording material containing the sameSHOWA DENKO KK·Filed 1986·Granted May 23, 1989·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →