KI

Keiichi Ishida

MC Murata Manufacturing Co.: 7 patents #1,107 of 5,295Top 25%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%
FC Fuji Electric Co.: 4 patents #580 of 2,643Top 25%
TC Toshiba Carrier: 3 patents #14 of 163Top 9%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KK Kanto Jidosha Kogyo Kabushiki Kaisha: 1 patents #18 of 53Top 35%
NT NTT: 1 patents #2,911 of 4,871Top 60%
AK Aisen Seiki Kabushiki Kaisha: 1 patents #2 of 43Top 5%
Overall (All Time): #133,251 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12412697 Coil component Kenichi Araki, Minoru Gibu 2025-09-09
12315661 Magnetic compact and inductor Keita MUNEUCHI, Nobuyuki Fujisawa, Yoshinobu Kimura, Yoshihiko Hattori 2025-05-27
12191067 Coil component Kenichi Araki, Yutaka Noguchi 2025-01-07
12136512 Coil component and method of manufacturing the same 2024-11-05
11769614 Coil component and method for producing magnetic powder-containing resin material used therefor Koichi Ida, Hideaki OOI 2023-09-26
11657952 Coil component Kenichi Araki 2023-05-23
11323050 Power supply apparatus Masaki Kanamori, Yohei Kubota, Kenta Yamamoto 2022-05-03
11276519 Coil component Gota Shinohara, Noriko Shimizu, Hironobu KUBOTA, Mari Yonemura, Takao Kawachi 2022-03-15
10211718 Power supply which starts or stops boosting based on an unbalanced state of the AC source Akihiro Ishigaya, Masayuki Yoshimura 2019-02-19
7839312 Coder Toshihiro Tanaka 2010-11-23
7817864 Coding apparatus and decoding apparatus Takuma Chiba, Hiroaki Shimazaki, Takashi Masuno, Kei Tasaka, Kenjiro Tsuda +2 more 2010-10-19
7813152 Power converter Koji Noda, Michika Uesugi, Hiroshi Mochikawa, Harunobu Nukushina, Takahisa Endo 2010-10-12
6822711 Liquid crystal display apparatus using polarizing element transmitting one of two polarizing components crossing at right angles and reflecting the other component Tetsushi Yoshida, Toshiharu Nishino, Tomoko Tano, Kazuhito Sato, Yoshiaki Sawano 2004-11-23
6690879 Magnetic recording and reproducing apparatus of helical scan type Hirofumi Uchida, Masaru Higashionji, Takeshi Otsuka, Hiroshi Yohda 2004-02-10
6233281 Video signal processing apparatus, and video signal processing method Hirofumi Uchida, Tatsushi Bannai 2001-05-15
5991109 Magnetic recording and reproducing apparatus with signal delay and selection Masatoshi Taniguchi, Toshiyuki Kohri 1999-11-23
5510897 Digital video signal recording apparatus and method Masaaki Higashida 1996-04-23
5331639 Method and apparatus for frame phase conversion of signal having frame structure Masahiro Takatori, Yukio Nakano, Takashi Mori, Yoshihiro Ashi, Tadayuki Kanno +1 more 1994-07-19
5289322 Data rearrangement processing apparatus for digital video signal recording apparatus Masaaki Higashida, Toshiaki Koya, Kunio Suesada 1994-02-22
4830434 Adjustable head rest device for vehicle Takami Terada 1989-05-16
4807931 Air-controlled lumbar support device Kuniyoshi Harada 1989-02-28
4690456 Air bag assembly Yoshinori Chiba, Fumio Sugiura 1987-09-01
4678232 Headrest assembly for vehicles Takami Terada 1987-07-07
4534506 Thermopneumatic mechanism for opening and closing a radiator grille Junji Okumura, Fumio Agetsuma 1985-08-13
4483924 System for controlling a printer in a blood sugar analyzer Nobuhiko Tsuji, Keijiroh Nakamura, Koichi Endoh, Toshiyoshi Hamada 1984-11-20