HM

Hiroaki Matsumura

Nichia: 26 patents #38 of 1,531Top 3%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
NC Nissha Printing Co.: 1 patents #83 of 206Top 45%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
📍 Tokushima, JP: #37 of 1,059 inventorsTop 4%
Overall (All Time): #111,588 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
7470555 Semiconductor laser device, and method of manufacturing the same 2008-12-30
7397834 Nitride semiconductor laser device and method of manufacturing the nitride semiconductor laser device Tokuya Kozaki, Keiji Sakamoto 2008-07-08
7227879 Nitride semiconductor laser device having current blocking layer and method of manufacturing the same Tomoya Yanamono 2007-06-05
7072374 Ridge waveguide semiconductor laser diode 2006-07-04
6925101 Semiconductor laser device, and method of manufacturing the same 2005-08-02
6876685 Semiconductor laser device Hitoshi Umemoto, Masanao Ochiai 2005-04-05
5993847 Method for improving reproduction activity of boars by using feed Satoru Kurokawa, Kiyoshi Hashimoto, Yasushi Yoshimi, Takahisa Tokunaga, Toshiaki Kono +1 more 1999-11-30