SH

Seiichi Hayashi

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
Nichia: 7 patents #276 of 1,531Top 20%
KO Komatsu: 6 patents #609 of 2,087Top 30%
SE Seiko Epson: 4 patents #3,385 of 7,774Top 45%
RI Rigaku: 4 patents #52 of 239Top 25%
Kawasaki: 3 patents #725 of 2,943Top 25%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
UN Unitika: 1 patents #257 of 620Top 45%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
IC Iwatsu Electric Co.: 1 patents #87 of 212Top 45%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
KS Komatsu Shisakusho: 1 patents #409 of 885Top 50%
Overall (All Time): #85,105 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 25 most recent of 38 patents

Patent #TitleCo-InventorsDate
12408490 Light emitting element 2025-09-02
12068429 Method for manufacturing light-emitting element 2024-08-20
11611013 Method for manufacturing light-emitting element 2023-03-21
11569413 Method for manufacturing light-emitting element 2023-01-31
11538962 Light-emitting element and method for manufacturing light-emitting element 2022-12-27
11063084 Method for manufacturing light-emitting element Hirofumi Nishiyama, Toshinori Wada 2021-07-13
9912123 Semiconductor light emitting device 2018-03-06
9815140 Power control method for fiber laser processing machine, and fiber laser processing machine 2017-11-14
9499179 Railroad vehicle provided with low roof structure Toshiyuki Hirashima, Hitoshi Nagahara, Yousuke Tsumura, Osamu Muragishi 2016-11-22
9434392 Collision energy absorption column and railroad vehicle provided with the collision energy absorption column Toshiyuki Hirashima, Hitoshi Nagahara 2016-09-06
9343865 Laser device Taizo Miyato, Kanji Tanaka, Koji Kajiwara, Akira Fujisaki 2016-05-17
9233694 Railcar including heat-resistant floor Eiichi Kato, Chihiro Okayama, Osamu Muragishi, Yuji Kamei, Shuichi Mizuma 2016-01-12
D690744 Laser processing machine Toshihiro Koide, Masahiko Okubo 2013-10-01
D690745 Laser processing machine Toshihiro Koide, Koji Masauji 2013-10-01
6970532 Method and apparatus for measuring thin film, and thin film deposition system Jimpei Harada, Tetsuo Kikuchi, Kazuhiko Omote, Katsuhiko Inaba 2005-11-29
6962726 Method for preparing substrate for flexible print wiring board, and substrate for flexible print wiring board Akira Shigeta, Takeshi Yoshida, Jun Mori, Yoshiaki Echigo, Ryoichi Hasegawa +2 more 2005-11-08
6823042 Apparatus for X-ray analysis and apparatus for supplying X-rays Jimpei Harada, Sadayuki Takahashi, Masaru Kuribayashi 2004-11-23
6333967 X-ray generator Naohisa Osaka 2001-12-25
6249566 Apparatus for x-ray analysis Jimpei Harada, Kazuhiko Omote 2001-06-19
5878327 Antenna apparatus and information transmitting system Susumu Kasai, Masato Ishikawa 1999-03-02
5448339 Control system for heat fixing apparatus Norio Kokaji, Michiaki Yokozawa, Yuuichi Nakagawa, Mamoru Nishiguchi 1995-09-05
5127050 Information processing apparatus separably combined with telephone unit Hidenobu Takahashi, Kengo Ando 1992-06-30
5090220 Automatic washing machine having tub posture tilting mechanism Sooichi Fukuzawa, Etsurou Hirose, Kazue Miyashita 1992-02-25
4992893 Alignment disk for magnetic disk driving apparatus and method and apparatus for verifying tracking error of the magnetic disk driving apparatus Hiroshi Kanai, Takeo Sonobe, Masayoshi Sunada, Kazuo Kikuchi, Yasumasa Saito +7 more 1991-02-12
4952770 Laser-beam processing method and system 1990-08-28