TY

Tomoyasu Yamada

SC Sanken Electric Co.: 14 patents #21 of 315Top 7%
Pioneer Electronic: 7 patents #244 of 1,840Top 15%
KS Kyocera Document Solutions: 6 patents #570 of 1,545Top 40%
Pioneer: 5 patents #362 of 1,730Top 25%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Kioxia: 1 patents #1,054 of 1,813Top 60%
SK Solar Frontier K.K.: 1 patents #20 of 47Top 45%
Overall (All Time): #83,942 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
12205875 Semiconductor device and manufacturing method thereof Satoshi Tsukiyama, Hideo Aoki, Hiroshi Oota, Yuki Takahashi 2025-01-21
11906922 Sorting device and image forming apparatus therewith Hirofumi Tsuji 2024-02-20
11427426 Sorting device and image forming apparatus provided therewith 2022-08-30
11415924 Sorting device and image forming apparatus therewith 2022-08-16
11314194 Lighting device, static eliminating device, and image forming apparatus therewith Masahiro Ueno, Hiroaki Ohashi, Hirofumi Tsuji, Hiroaki Takai, Yasutaka Hashimoto 2022-04-26
10958207 Attachment structure of photovoltaic cell module Tatsuji Kanbara, Shinji Kato, Toshiaki Yamaura, Natsuki Hamada, Tetsuji Itou +5 more 2021-03-23
10824093 Development device and image forming apparatus Yasutaka Hashimoto, Hirofumi Tsuji, Hiroaki Ohashi, Hiroaki Takai, Masahiro Ueno 2020-11-03
10824091 Development device and image forming apparatus Hiroaki Takai, Hiroaki Ohashi, Hirofumi Tsuji, Masahiro Ueno, Yasutaka Hashimoto 2020-11-03
8466531 Imaging device package, method of manufacturing the imaging device package, and electronic apparatus Ryotaro Seo, Tohru Itoh, Yukihiko Tsukuda 2013-06-18
8446002 Multilayer wiring substrate having a castellation structure Noriko Shibuta, Tohru Terasaki, Nobuo Naito, Yukihiko Tsukuda, Ryu Nonoyama 2013-05-21
8259453 Card device Kaori Morita, Tamotsu Kiyakawauchi, Akitomi Katsumura, Koji Shiozawa 2012-09-04
7639516 Switching power source device Hiroshi Usui, Masaaki Shimada 2009-12-29
7542308 DC-DC converter 2009-06-02
7369464 Editing device capable of changing the displaying mode of management information Takayuki Iijima, Hiroshi Kobayashi, Katsuaki Yamanoi, Shinichiro Abe 2008-05-06
7327641 Editing device capable of displaying logical positions of tracks Takayuki Iijima, Hiroshi Kobayashi, Katsuaki Yamanoi, Shinichiro Abe 2008-02-05
7271579 AC signal level detection circuit Masaaki Shimada, Keiichi Sekiguchi 2007-09-18
7272018 Switching power supply device and method for controlling switching power supply device Masaaki Shimada 2007-09-18
7200090 Information recording apparatus including information attaching and generating device which generates group control information Katsuaki Yamanoi, Takayuki Iijima, Shinichiro Abe, Yoji Shumura, Tomoko Miyagawa +1 more 2007-04-03
7187628 Editing device capable of imparting group management information to each recording track Takayuki Iijima, Hiroshi Kobayashi, Katsuaki Yamanoi, Shinichiro Abe 2007-03-06
7145839 Apparatus for editing management information to be recorded on an information storage medium Takayuki Iijima, Hiroshi Kobayashi, Katsuaki Yamanoi, Shinichiro Abe 2006-12-05
7064966 Switching dc power supply Mitsugu Furuya 2006-06-20
6980446 Circuit for starting power source apparatus Masaaki Simada 2005-12-27
6972970 Dc-to-dc converter 2005-12-06
6882551 Switching power supply device Masaaki Shimada 2005-04-19
6842353 Switching power supply, and a method of driving the same Masaaki Simada 2005-01-11