SY

Shoichi Yokoyama

Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
NO Nof: 3 patents #95 of 561Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NC Nishikawa Rubber Co.: 1 patents #121 of 246Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
DE Denso: 1 patents #6,940 of 11,792Top 60%
YC Yachiyo Industry Co.: 1 patents #61 of 139Top 45%
YK Ykk: 1 patents #472 of 845Top 60%
Canon: 1 patents #14,899 of 19,416Top 80%
DA Daikyo: 1 patents #8 of 25Top 35%
Overall (All Time): #144,027 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12040130 Superconducting coil and manufacturing method for superconducting coil Kota NOMURA, Tetsuya Matsuda 2024-07-16
11630793 Image display device and port arrangement Yutaka Fujimaki 2023-04-18
11533971 Molded surface fastener Hiroyuki Yamashita, Yoshiyuki Fukuhara, Ryosuke Tanimoto, Makoto Takekawa 2022-12-27
10569626 Deflector device for vehicle sunroof Ryota Yasui, Toshiaki Kuroi, Atsuko Kubota, Makoto Kurita 2020-02-25
10479176 Door hole seal Takashi Yamashita, Hiroshi Nakamura, Katsuya Ashizawa, Masaya Kunii 2019-11-19
10476406 Electrostatic induction system for global environmental conservation 2019-11-12
9799433 Superconducting magnet Ryo Eguchi, Hajime Tamura, Tatsuya Inoue 2017-10-24
9073415 Sunshade device Shigeo Hara 2015-07-07
8515802 System and method for recommending changes to information technology system jobs based on management cost and job degree of similarity Takeshi Anzai, Takeshi Arisaka 2013-08-20
8307633 Engine exhaust gas purification apparatus enabling accurate judgement of appropriate time for terminating NOx catalyst regeneration procedure Kazuo Kojima 2012-11-13
8269587 Conduction cooling superconducting magnet device Tatsuya Inoue 2012-09-18
7473492 Lithium secondary battery Takefumi Okumura, Shin Nishimura, Norio Iwayasu, Takeshi Yabe 2009-01-06
7230057 Boron-containing compound, ion-conductive polymer and polyelectrolyte for electrochemical devices Takefumi Okumura, Shin Nishimura, Norio Iwayasu, Takeshi Yabe 2007-06-12
6998465 Process for producing boric ester compound, electrolyte for electrochemical device, and secondary battery Takeshi Yabe 2006-02-14
6833220 Electrolyte for secondary battery and secondary battery Masataka Wakihara, Takao Kobayashi, Kentaro Suwa 2004-12-21
6390183 Heat exchanger Osamu Aoyagi, Toshiaki Ando 2002-05-21
6264520 Method of and apparatus for sealing color cathode-ray tube Tatsuya Yamazaki, Maki Yoshida, Kazumasa Hirayama 2001-07-24
6227289 Finned heat exchanger Hitoshi Motegi 2001-05-08
6142220 Finned heat exchanger Hitoshi Motegi, Osamu Aoyagi 2000-11-07
6043595 Shadow mask having a curved surface with compressed, strengthening dents Tadashi Ite, Fujio Takahashi 2000-03-28
6000466 Heat exchanger tube for an air-conditioning apparatus Osamu Aoyagi, Hitoshi Motegi 1999-12-14
5506466 Color cathode-ray tube Akira Shoda, Yoshio Suzuki, Osamu Takahashi 1996-04-09
5207270 Fin-tube heat exchanger Hitoshi Motegi, Osamu Aoyagi, Toshiaki Andoh 1993-05-04
5203403 Fin-tube heat exchanger Hitoshi Motegi, Toshiaki Andoh 1993-04-20
5117902 Fin tube heat exchanger Hisao Kusuhara, Hachiro Koma, Kaoru Kato 1992-06-02