KI

Kiyoshi Ishikawa

TC Tokyo Ohka Kogyo Co.: 23 patents #44 of 684Top 7%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
PU Princeton University: 2 patents #307 of 1,197Top 30%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
RL Rank Xerox Limited: 1 patents #5 of 31Top 20%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Xerox: 1 patents #5,237 of 8,622Top 65%
Canon: 1 patents #14,899 of 19,416Top 80%
SO Socionext: 1 patents #229 of 541Top 45%
📍 Kawasaki, NJ: #4 of 7 inventorsTop 60%
Overall (All Time): #73,380 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
5955241 Chemical-amplification-type negative resist composition and method for forming negative resist pattern Mitsuru Sato, Hiroyuki Yamazaki, Yoshiki Sugeta, Toshimasa Nakayama 1999-09-21
5953134 Image forming apparatus and image forming method used in the same Akihiko Sato, Yuji Akiyoshi, Akiyoshi Inoue, Hiroaki Ishizawa, Yoshiharu Namba 1999-09-14
5941839 Rotary apparatus 1999-08-24
5939510 Undercoating composition for photolithographic resist Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Fumitake Kaneko 1999-08-17
5928837 Negative-working chemical-sensitization photoresist composition comprising oxime sulfonate compounds Mitsuru Sato, Yoshiki Sugeta, Hiroyuki Yamazaki, Toshikazu Tachikawa, Hiroshi Komano 1999-07-27
5925495 Photoresist laminate and method for patterning using the same Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Fumitake Kaneko, Toshimasa Nakayama 1999-07-20
5908738 Undercoating composition for photolithography Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Toshimasa Nakayama 1999-06-01
5902713 Chemical-sensitization photoresist composition Hideo Hada, Hiroyuki Yamazaki, Yoshiki Sugeta, Hiroshi Komano 1999-05-11
5845105 Method of simulating semiconductor manufacture with process functions according to user application Tatsuya Kunikiyo, Katsumi Eikyu, Kenichiro Sonoda, Masato Fujinaga, Norihiko Kotani 1998-12-01
5797068 Compact image formation apparatus facilitating jam removal Naohito Otsuki, Kyoji Kamei, Akiyoshi Inoue, Shin Sakurai, Takuo Matsumura 1998-08-18
5789136 Negative-working photoresist composition Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Fumitake Kaneko 1998-08-04
5756255 Undercoating composition for photolithography Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Toshimasa Nakayama 1998-05-26
5700625 Negative-working photoresist composition Mitsuru Sato, Katsumi Oomori, Etsuko Iguchi, Fumitake Kaneko 1997-12-23
5547460 Rotary platform for medical treatment 1996-08-20
4826147 Paper feed cassette Satoshi Shino, Akira Sasahara, Shigeru Shibasaki, Shinji Takashina 1989-05-02
4660820 Paper feeding apparatus for a copying machine/printer Satoshi Shino, Akira Sasahara, Shigeru Shibasaki, Shinki Takashina 1987-04-28
4635253 Exchange system including plural terminals for voice and data transmission Kiyoshi Urui, Michiaki Okano 1987-01-06