MH

Masayoshi Hirai

Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
DL Denso Ten Limited: 1 patents #150 of 359Top 45%
📍 Nara, JP: #204 of 2,795 inventorsTop 8%
Overall (All Time): #237,486 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10715086 Amplifier circuit Tetsuro OKANO, Kenji Kawai 2020-07-14
7840243 Antenna arrangement in a mobile terminal apparatus 2010-11-23
7787915 Folding type portable wireless unit Hiroyuki Uejima, Yutaka Isoda, Nobuharu Mashima, Nobuhiro Iwai, Yutaka Saitoh +1 more 2010-08-31
7705789 Portable wireless device Yuichiro Suzuki, Seiichi Nakanishi, Masanori Kubota, Kouta Aoki, Yutaka Saitoh 2010-04-27
7626554 Collapsible mobile radio device Nobuharu Mashima, Kiyoshi Nakanishi, Hideo Nakanishi 2009-12-01
7130591 Cell phone Hiroshi Iwai, Koichi Ogawa, Kenichi Yamada, Kazuhiko Ohta, Tsukasa Takahashi 2006-10-31
5671458 Photographic camera with exposure size corrected for position of exit pupil of taking lens Takashi Kubo, Tsutomu Kimura, Hideto Shirane 1997-09-23
4971427 Zoom lens drive mechanism of a camera Masashi Takamura, Kiyotaka Kobayashi, Toshio Yoshida, Masao Shoji, Tetuo Nishizawa 1990-11-20
4958178 Collapsible mounting type camera with zoom lens Toshio Yoshida, Tetuo Nishizawa, Masashi Takamura 1990-09-18
4903059 Camera Kazuhiko Onda, Tetsuo Nishizawa, Muneyoshi Sato, Nobuyuki Kameyama, Haruo Onozuka +3 more 1990-02-20
4887109 Viewfinder for a camera with changeable focal length Yoshihiro Fujita, Hiroshi Komatsuzaki, Masao Shoji, Yukio Noguchi, Kazunori Ohno 1989-12-12
4792822 Camera with changeable focal length Kazuhiro Akiyama, Takao Koda, Masao Shoji, Toshio Yodhida 1988-12-20
4771302 Camera with orientable taking lens and a device for attaching a flash unit Hisashi Hamada, Katsuhiko Yamamoto, Takeshi Yoshino, Shiro Hashimoto, Michihiro Shiina +1 more 1988-09-13
4751546 Display device for cameras Katuhiko Yamamoto, Takeshi Yoshino, Michihiro Shiina, Shigenori Goto, Shiro Hashimoto +1 more 1988-06-14
4723141 Camera having a provision for multiple exposures Hisashi Hamada, Katsuhiko Yamamoto, Takeshi Yoshino, Michihiro Shiina, Shigenori Goto +1 more 1988-02-02
4720721 Film wind-up control apparatus for a camera Hisashi Hamada, Katsuhiko Yamamoto, Takeshi Yoshino, Shiro Hashimoto, Michihiro Shiina +1 more 1988-01-19
4720718 Reflex camera Katsuhiko Yamamoto, Takeshi Yoshino, Shiro Hashimoto, Michihiro Shiina, Shigenori Goto +1 more 1988-01-19
4720719 Film wind-up apparatus Hisashi Hamada, Katsuhiko Yamamoto, Takeshi Yoshino, Shiro Hashimoto, Michihiro Shiina +1 more 1988-01-19
4521183 Cooking appliance Junzo Tanaka, Katsuroh Ueda 1985-06-04