TT

Toshikazu Takayama

TC Tokyo Ohka Kogyo Co.: 11 patents #109 of 684Top 20%
OC Olympus Optical Co.: 4 patents #789 of 2,334Top 35%
TC Toyko Ohka Kogyo Co.: 1 patents #5 of 20Top 25%
Overall (All Time): #294,631 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11204551 Resist composition and method for forming resist pattern Masahito Yahagi, Issei Suzuki, Yuki FUKUMURA, Takashi Kamizono, Tatsuya Fujii 2021-12-21
10394122 Resist composition, method for forming resist pattern, compound, and acid generator Issei Suzuki, Masahito Yahagi, Yuki FUKUMURA, Kazuaki Ebisawa, Yoshitaka Komuro +2 more 2019-08-27
10241406 Resist composition and method for forming resist pattern Masahito Yahagi, Issei Suzuki, Yuki FUKUMURA, Takashi Kamizono, Tatsuya Fujii 2019-03-26
9149837 Substrate having rod-like molecules on surface thereof and method for producing the same Masanobu Naito, Yusuke Nakamura, Toshiyuki Ogata, Takayuki Hosono 2015-10-06
8409781 Composition for formation of resist protection film, and method for formation of resist pattern using the same Keita Ishiduka 2013-04-02
8216763 Photosensitive resin composition and method of forming pattern Kazufumi Sato, Yasushi Fujii, Hisanobu Harada, Koji Yonemura, Isamu Takagi +2 more 2012-07-10
8198004 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2012-06-12
8097397 Material for formation of protective film, method for formation of photoresist pattern, and solution for washing/removal of protective film Keita Ishiduka, Hideo Hada, Shigeru Yokoi 2012-01-17
7541138 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-06-02
7527909 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-05-05
7501220 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-03-10
6630282 Crosslinked positive-working photoresist composition Katsumi Oomori, Yohei Kinoshita, Tomotaka Yamada 2003-10-07
6069651 Imaging apparatus for endoscopes Hiroshi Tsuyuki, Akira Hasegawa, Mitsujiro Konno 2000-05-30
5793539 Optical system for endoscopes Mitsujiro Konno, Shinya Matsumoto, Takayuki Suzuki, Akira Hasegawa 1998-08-11
5434669 Measuring interferometric endoscope having a laser radiation source Seiichiro Tabata, Hiroyuki Kurita, Susumu Takahashi, Katsunori Sakiyama 1995-07-18
5175650 Objective lens system for endoscopes Akira Hasegawa, Hiroyuki Fukuda 1992-12-29