YK

Yoshio Kawai

SC Shin-Etsu Chemical Co.: 59 patents #51 of 2,176Top 3%
CL Central Glass Company, Limited: 29 patents #11 of 968Top 2%
Sumitomo Electric Industries: 23 patents #806 of 21,551Top 4%
FC Fujisawa Pharmaceutical Co.: 15 patents #53 of 782Top 7%
NT NTT: 12 patents #334 of 4,871Top 7%
IBM: 6 patents #16,453 of 70,183Top 25%
MC Mitsubishi Gas Chemical Company: 6 patents #328 of 1,727Top 20%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
JC Japan Hydrazine Co.: 1 patents #17 of 35Top 50%
📍 Joetsu, JP: #16 of 239 inventorsTop 7%
Overall (All Time): #19,669 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 51–75 of 86 patents

Patent #TitleCo-InventorsDate
6603037 Ester compounds Yuji Harada, Jun Hatakeyama, Masaru Sasago, Masayuki Endo, Shinji Kishimura +3 more 2003-08-05
6582880 Polymers, resist compositions and patterning process Yuji Harada, Jun Watanabe, Jun Hatakeyama, Masaru Sasago, Masayuki Endo +5 more 2003-06-24
6511787 Polymers, resist compositions and patterning process Yuji Harada, Jun Hatakeyama, Jun Watanabe, Masaru Sasago, Masayuki Endo +5 more 2003-01-28
6008230 Quinoline compounds as H.sup.+ -ATPases Teruo Oku, Shigeki Satoh, Hitoshi Yamazaki, Natsuko Kayakiri, Yasuharu Urano +2 more 1999-12-28
5880169 Sulfonium salts and chemically amplified positive resist compositions Yoichi Osawa, Satoshi Watanabe, Katsuya Takemura, Shigehiro Nagura, Akinobu Tanaka 1999-03-09
5858995 Benzofuran derivatives useful as inhibitors of bone resorption Hitoshi Yamazaki, Natsuko Kayakiri, Kousei Yoshihara, Takumi Yatabe, Teruo Oku 1999-01-12
5856561 Bisphenol carboxylic acid tertiary ester derivatives and chemically amplified positive resist compositions Takesi Nagata, Satoshi Watanabe, Katsuya Takemura, Tsunehiro Nishi, Shigehiro Nagura +1 more 1999-01-05
5824824 Sulfonium salts and chemically amplified positive resist compositions Yoichi Osawa, Satoshi Watanabe, Kaysuya Takemura, Shigehiro Nagura, Akinobu Tanaka 1998-10-20
5679496 Chemically amplified positive resist composition Youichi Ohsawa, Satoshi Watanabe, Katsuyuki Oikawa, Akinobu Tanaka, Jiro Nakamura 1997-10-21
5670503 Pyrazole derivatives Hitoshi Yamazaki, Hirokazu Tanaka, Teruo Oku 1997-09-23
5663365 Process for the preparation of pyrazolones Yasuo Yamamoto, Naoki Shirakawa, Shinichi Takano 1997-09-02
5636004 Projection exposure method and apparatus Akihiro Ootaka, Tadahito Matsuda 1997-06-03
5629134 Chemically amplified positive resist composition Katsuyuki Oikawa, Toshinobu Ishihara, Fujio Yagihashi, Akinobu Tanaka, Jiro Nakamura 1997-05-13
5624931 Pyrazole derivatives Teruo Oku, Hiroshi Marusawa, Hitoshi Yamazaki, Yoshito Abe 1997-04-29
5624787 Chemically amplified positive resist composition Satoshi Watanabe, Katsuyuki Oikawa, Toshinobu Ishihara, Akinobu Tanaka, Tadahito Matsuda 1997-04-29
5612170 Positive resist composition Katsuya Takemura, Junji Tsuchiya, Toshinobu Ishihara, Akinobu Tanaka, Jiro Nakamura 1997-03-18
5478827 Pyrazole derivatives Teruo Oku, Hiroshi Marusawa, Hitoshi Yamazaki, Yoshito Abe, Hirokazu Tanaka 1995-12-26
5457003 Negative working resist material, method for the production of the same and process of forming resist patterns using the same Akinobu Tanaka, Hiroshi Ban, Jiro Nakamura, Takao Kimura 1995-10-10
5356753 Positive resist material Motoyuki Yamada, Osamu Watanabe, Akinobu Tanaka, Hiroshi Ban 1994-10-18
5356897 3-(heteroaryl)-pyrazololi[1,5-a]pyrimidines Teruo Oku, Hiroshi Marusawa, Hitoshi Yamazaki, Yoshito Abe, Hirokazu Tanaka 1994-10-18
5280000 Catalyst for olefin polymerization and process for producing olefin polymer using the catalyst Masahiro Kakugo, Tatsuya Miyatake, Akinobu Shiga, Kooji Mizunuma 1994-01-18
5081126 Quinolyl- and isoquinolyl-methoxyphenyl-dithioacetyl derivatives useful as antiinflammatory agents Teruo Oku, Hiroshi Kayakiri, Kazuyoshi Kuratani, Masashi Hashimoto 1992-01-14
5061718 Benzothiazolylmethoxy compounds, pharmaceutical compositions comprising the same and their use as anti-inflammatory or anti-allergenic agents Teruo Oku, Hiroshi Kayakiri, Kazuyoshi Kuratani, Masashi Hashimoto 1991-10-29
5045548 Quinolyl methoxy compounds and their use as antiasthmatic agents Teruo Oku, Hiroshi Kayakiri, Kazuyoshi Kuratani, Masashi Hashimoto 1991-09-03
4990651 Process for producing carboxylic acid esters Hideo Ikarashi, Seiji Nagasawa, Hiroyuki Hirayama 1991-02-05