KK

Koji Kuwana

SC Sumitomo Chemical: 7 patents #703 of 4,033Top 20%
JC Japan Capacitor Industrial Co.: 1 patents #18 of 22Top 85%
Overall (All Time): #572,589 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9299986 Method for manufacturing metal-made three-dimensional substrate for electrodes, metal-made three-dimensional substrate for electrodes and electrochemical applied products using the same Isao Matsumoto, Hua Zhou 2016-03-29
8557410 Secondary battery with a spirally-rolled electrode group Isao Matsumoto, Hua Zhou 2013-10-15
5413895 Positive resist composition comprising a quinone diazide sulfonic acid ester, a novolak resin and a polyphenol compound. Jun Tomioka, Hirotoshi Nakanishi, Yasunori Uetani, Ayako Ida 1995-05-09
5378586 Resist composition comprising a quinone diazide sulfonic diester and a quinone diazide sulfonic complete ester Yasunori Uetani, Makoto Hanabata, Hirotoshi Nakanishi, Fumio Oi 1995-01-03
5290656 Resist composition, novel phenol compound and quinone diazide sulfonic acid ester of novel phenol compound Yasunori Uetani, Makoto Hanabata, Hirotoshi Nakanishi, Yukio Hanamoto, Fumio Oi +1 more 1994-03-01
5283324 Process for preparing radiation sensitive compound and positive resist composition Jun Tomioka, Hirotoshi Nakanishi, Hiroshi Takagaki, Yasunori Doi, Yasunori Uetani +1 more 1994-02-01
5124228 Positive photoresist composition containing alkali-soluble resin and o-quinone diazide sulfonic acid ester Yasunori Uetani, Makoto Hanabata, Hirotoshi Nakanishi, Fumio Oi 1992-06-23
5080997 Process for preparing a positive resist composition by mixing the condensation product of a quinone diazide sulfonyl halogenide and a phenol with a resin solution without isolating the condensation product from the crude mixture Takeshi Hioki, Jun Tomioka, Hirotoshi Nakanishi, Yasunori Uetani, Yukio Hanamoto +1 more 1992-01-14
5059507 Positive resist composition containing quinone diazide sulfonic acid ester of a phenol compound and an alkali soluble resin Yasunori Uetani, Makoto Hanabata, Hirotoshi Nakanishi, Yukio Hanamoto, Fumio Oi 1991-10-22