YT

Yoshifumi Takao

SC Stanley Electric Co.: 10 patents #63 of 1,072Top 6%
JC Jex Co.: 2 patents #2 of 7Top 30%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #375,717 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10914444 Lamp unit, vehicular lamp system Yasuo Toko, Masafumi Ohno, Yoshihisa Iwamoto 2021-02-09
10895820 Pulse signal generation circuit and image forming apparatus including the same 2021-01-19
10738958 Lighting device Yasuo Toko, Takashi Sugiyama 2020-08-11
10571090 Automotive headlight Yasuo Toko, Ryotaro Owada 2020-02-25
10551018 Vehicular lamp, vehicular lamp system Yasuo Toko, Ryotaro Owada 2020-02-04
10534231 Lighting device Yasuo Toko 2020-01-14
8044591 Fluorescent lamp and lighting unit Naoyuki Matsubara 2011-10-25
7775847 Method for manufacturing hot cathode fluorescent lamp Naoyuki Matsubara, Masayuki Kanechika, Kazuhiro Miyamoto, Toshiyuki Nagahara, Junji Matsuda 2010-08-17
6724145 Discharge lamp Masaaki Muto, Shigeru Shibayama, Hiroharu Shimada, Isamu Sato, Shinya Omori +3 more 2004-04-20
6121729 Metal halide lamp Toshiyuki Nagahara 2000-09-19
5936350 Metal halide headlamp Mitsunari Yoshida, Toshiyuki Nagahara 1999-08-10
5101991 Nipple for nursing bottle Yasuo Morifuji 1992-04-07
4993568 Nipple for nursing bottles Yasuo Morifuji 1991-02-19