TI

Tetsushi Ishikawa

Canon: 19 patents #3,464 of 19,416Top 20%
Casio Computer Co.: 3 patents #744 of 1,970Top 40%
HK Hayashibara Seibutsu Kagaku Kenkyujo: 2 patents #86 of 263Top 35%
IT Itoki: 1 patents #40 of 73Top 55%
Overall (All Time): #169,348 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12409656 Method for manufacturing element substrate, element substrate, and liquid ejection head 2025-09-09
11465418 Manufacturing method for structure and manufacturing method for liquid ejection head Kenji Tamamori, Kazuhiro Asai, Seiichiro Yaginuma 2022-10-11
11424157 Method of manufacturing structure Seiichiro Yaginuma, Ryotaro Murakami, Hideomi Kumano, Masahisa Watanabe 2022-08-23
11161344 Method for manufacturing substrate and liquid ejection head substrate Manabu Otsuka 2021-11-02
11155093 Method of producing structure, protective substrate, and method of producing protective substrate Manabu Otsuka, Tamaki Sato, Yasuaki Tominaga 2021-10-26
10894409 Method of manufacturing a liquid ejection head Jun Yamamuro, Kazuhiro Asai, Keiji Matsumoto, Kunihito Uohashi, Keiji Watanabe +3 more 2021-01-19
10618286 Manufacturing method for structure and manufacturing method for liquid ejecting head Yasuaki Tominaga 2020-04-14
10401730 Method for producing microstructure and method for producing liquid ejection head 2019-09-03
10364142 Method of forming space for use in analysis devices Masafumi Morisue, Tamaki Sato, Akihiko Okano 2019-07-30
10315425 Method of producing structure and method of producing liquid discharge head Yasuaki Tominaga 2019-06-11
10303062 Method of manufacturing structure and method of manufacturing liquid ejection head Yasuaki Tominaga, Manabu Otsuka 2019-05-28
10279589 Method for manufacturing structure Manabu Otsuka, Yasuaki Tominaga, Tamaki Sato 2019-05-07
10150292 Liquid discharge head, manufacturing method therefor, and recording method Ryoji Kanri, Yoshiyuki Fukumoto, Atsunori Terasaki, Masaya Uyama 2018-12-11
10022979 Liquid ejection head, liquid ejection apparatus, and manufacturing method Shingo Okushima, Takatsuna Aoki, Seiichiro Karita, Noriyasu Nagai, Tamaki Sato +8 more 2018-07-17
9914295 Method for manufacturing structure Hiroshi Higuchi, Masataka Kato, Yoshinao Ogata, Toshiyasu Sakai, Takayuki Kamimura +7 more 2018-03-13
9738076 Manufacturing method of liquid ejection head Tamaki Sato, Masafumi Morisue, Hirono Yoneyama 2017-08-22
8883404 Process for producing a liquid ejection head Tamaki Sato 2014-11-11
8877433 Method of manufacturing liquid injection head and exposure method Tamaki Sato 2014-11-04
8770719 Liquid discharge head Tamaki Sato 2014-07-08
8641979 Reaction device and electronic equipment Motoki Endo, Tsutomu Terazaki, Osamu Nakamura, Masaharu Shioya 2014-02-04
8097301 Electrical insulation film manufacturing method Osamu Nakamura 2012-01-17
7993795 Electronic device 2011-08-09
4840142 Apparatus for raising small animals Masato Okabe, Hiroyasu Kato 1989-06-20
4784084 Breeding cage for small animal and breeding of small animal using the same Michihiro Kohguchi, Toshio Miyake 1988-11-15