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 1–25 of 86 patents

Patent #TitleCo-InventorsDate
11592287 Method for measuring distance of diffusion of curing catalyst Tsutomu Ogihara, Tsukasa Watanabe, Tomohiro Kobayashi, Yusuke Biyajima, Masahiro Kanayama 2023-02-28
11572442 Compound, polyimide resin and method of producing the same, photosensitive resin composition, patterning method and method of forming cured film, interlayer insulating film, surface protective film, and electronic component Dmitry Zubarev, Hiroyuki Urano, Katsuya Takemura, Masashi Iio, Kazuya Honda 2023-02-07
11500285 Multifunctional polymers Luisa D. Bozano, Daisuke Domon, Keiichi Masunaga, Martha I. Sanchez, Daniel P. Sanders +3 more 2022-11-15
11333975 Polymer, photosensitive resin composition, patterning method, method of forming cured film, interlayer insulating film, surface protective film, and electronic component Dmitry Zubarev, Hiroyuki Urano, Katsuya Takemura, Masashi Iio, Kazuya Honda 2022-05-17
10345700 Negative-tone resist compositions and multifunctional polymers therein Luisa D. Bozano, Daisuke Domon, Keiichi Masunaga, Martha I. Sanchez, Daniel P. Sanders +3 more 2019-07-09
9709885 Photomask blank and method for manufacturing photomask blank Yukio Inazuki, Takashi Yoshii, Toyohisa Sakurada, Akira Ikeda, Hideo Kaneko +1 more 2017-07-18
9580623 Patterning process using a boron phosphorus silicon glass film Seiichiro Tachibana, Yoshinori Taneda, Rie Kikuchi, Tsutomu Ogihara, Karen E. Petrillo +1 more 2017-02-28
9488906 Photomask blank and method for manufacturing photomask blank Yukio Inazuki, Takashi Yoshii, Toyohisa Sakurada, Akira Ikeda, Hideo Kaneko +1 more 2016-11-08
9400422 Method for manufacturing photomask blank Takashi Yoshii, Yukio Inazuki, Satoshi Watanabe, Akira Ikeda, Toyohisa Sakurada +1 more 2016-07-26
9244348 Chemically amplified negative resist composition and pattern forming process Keiichi Masunaga, Satoshi Watanabe, Luisa D. Bozano, Ratnam Sooriyakumaran 2016-01-26
8858814 Photomask blank, processing method, and etching method Satoshi Watanabe, Hideo Kaneko, Ryuji Koitabashi, Shinichi Igarashi, Shozo Shirai 2014-10-14
8741548 Patterning process Jun Hatakeyama, Takao Yoshihara, Katsuya Takemura 2014-06-03
8703384 Positive resist composition and patterning process Tomohiro Kobayashi, Eiji Fukuda, Takayuki Nagasawa, Ryosuke Taniguchi, Youichi Ohsawa +1 more 2014-04-22
8617800 Patterning process Jun Hatakeyama, Kazuhiro Katayama 2013-12-31
8367310 Pattern forming process and resist-modifying composition Takeru Watanabe, Masashi Iio, Jun Hatakeyama, Tsunehiro Nishi 2013-02-05
7741015 Patterning process and resist composition Jun Hatakeyama, Takao Yoshihara, Takeshi Kinsho, Koji Hasegawa, Katsuya Takemura 2010-06-22
7666967 Ester compound, polymer, resist composition, and patterning process Yuji Harada, Jun Hatakeyama, Masaru Sasago, Masayuki Endo, Kazuhiko Maeda +2 more 2010-02-23
7569323 Resist protective coating material and patterning process Jun Hatakeyama, Yuji Harada, Masayuki Endo, Masaru Sasago, Haruhiko Komoriya +3 more 2009-08-04
7488567 Polymer, resist composition and patterning process Yuji Harada, Jun Hatakeyama, Masaru Sasago, Masayuki Endo, Kazuhiko Maeda +2 more 2009-02-10
7378218 Polymer, resist composition and patterning process Yuji Harada, Jun Hatakeyama, Masaru Sasago, Masayuki Endo, Kazuhiko Maeda +2 more 2008-05-27
7354693 Polymer, resist protective coating material, and patterning process Jun Hatakeyama, Kazuhiko Maeda, Haruhiko Komoriya, Michitaka Ootani 2008-04-08
7332616 Polymerizable compound, polymer, positive-resist composition, and patterning process using the same Jun Hatakeyama, Yuji Harada 2008-02-19
7276623 Polymerizable ester compounds Yuji Harada, Jun Hatakeyama, Kazuhiko Maeda, Haruhiko Komoriya, Michitaka Ootani 2007-10-02
7241553 Polymer, resist composition, and patterning process Jun Hatakeyama, Yuji Harada, Masaru Sasago, Masayuki Endo, Shinji Kishimura +3 more 2007-07-10
7232641 Polymerizable compound, polymer, positive-resist composition, and patterning process using the same Jun Hatakeyama, Yuji Harada 2007-06-19