TO

Takeshi Oohashi

Tdk: 10 patents #621 of 3,796Top 20%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
CC Chugai Ro Co.: 1 patents #41 of 127Top 35%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
Overall (All Time): #335,264 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12362718 Multilayer band-pass filter Hideya Matsubara 2025-07-15
11967469 Electronic component configured to relax internal stresses due to changes in temperature and manufacturing method of the same Hajime Kuwajima, Takashi Ohtsuka, Yuichiro Okuyama 2024-04-23
11545303 Electronic component and its manufacturing method Kazuhiro Yoshikawa, Kenichi Yoshida, Takashi Ohtsuka, Yuichiro Okuyama, Hajime Kuwajima 2023-01-03
11452209 Electronic component and its manufacturing method Yuichiro Okuyama, Hajime Kuwajima, Takashi Ohtsuka, Kazuhiro Yoshikawa, Kenichi Yoshida 2022-09-20
11357110 Electronic component Shinichiro Toda, Daiki KUSUNOKI, Takashi Ohtsuka, Kazuhiro Yoshikawa, Kenichi Yoshida 2022-06-07
10527283 Burner tile, burner, and furnace Tsuyoshi Fukui, Mitsuo Suzuki, Shunsuke Yamamoto, Kensuke Kawabata 2020-01-07
10454440 Directional coupler and wireless communication device using the same 2019-10-22
10426032 Multilayer wiring structure and its manufacturing method Hajime Kuwajima, Tomonaga Nishikawa, Takashi Ohtsuka, Yuichiro Okuyama, Manabu Yamatani 2019-09-24
9531053 Directional coupler and wireless communication device Toshiyasu Fujiwara, Chengbin LIN, Yukio MITAKE 2016-12-27
9225057 Antenna apparatus and wireless communication device using same Naoaki Utagawa, Manabu Kitami, Masaki Matsushima, Yasumasa Harihara 2015-12-29
8620127 Optical waveguide and method for manufacturing the same Masatoshi Yamaguchi, Tomoaki Shibata, Atsushi Takahashi 2013-12-31
8013794 Surface mount antenna and antenna module Naoki Sotoma, Yasumasa Harihara, Kenji Endo 2011-09-06
7022462 Photosensitive resin composition, photosensitive element using the same, process for producing resist pattern, and process for producing printed wiring board Chikara Ishikawa 2006-04-04
5715448 Open database system wherein access by subscribers to a network is limited Hiromasa Suzuki, Hitoshi Kawada, Toshihito Kouchi 1998-02-03