SA

Shigekazu Aoki

SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
OM Omron: 1 patents #1,808 of 3,089Top 60%
Overall (All Time): #482,862 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12321090 Light source apparatus and projector 2025-06-03
11906888 Light source apparatus and projector Shingo Komiyama, Junichi Suzuki 2024-02-20
10877361 Cooling device and projector Norio Imaoka 2020-12-29
10451958 Wavelength conversion device, illumination device and projector Akira Egawa, Shunji Kamijima 2019-10-22
9933693 Optical device, light source device, and projector 2018-04-03
7256591 Probe card, having cantilever-type probe and method Tsutomu Tatematsu, Kenji Togashi, Tetsuhiro Nanbu, Shigenobu Ishihara, Morihiko Hamada +2 more 2007-08-14
7171592 Self-testing circuit in semiconductor memory device Kenji Togashi, Morihiko Hamada, Katsumi Shigenobu, Yukio Saka, Yoshikazu Arisaka +2 more 2007-01-30
6750744 Electromagnetic relay Syuichi Misumi, Yuichi Kariya, Hiroyuki Miyano, Kenji Nakamura, Tatsuro Ishikawa +1 more 2004-06-15
6335887 Semiconductor memory device allowing switching of word configuration Seiji Sawada, Mikio Asakura, Takeshi Hamamoto, Masakazu Hirose 2002-01-01
5943280 Semiconductor memory device which can be tested while selecting word lines successively at high speed Yukihiro Tsukamoto, Koji Kimura, Masaki Nishimoto, Masayuki Kasamoto, Naotaka Okada +5 more 1999-08-24