HK

Hirofumi Kan

HK Hamamatsu Photonics K.K.: 53 patents #23 of 1,436Top 2%
NI Ngk Insulators: 12 patents #265 of 2,083Top 15%
UN Unknown: 5 patents #3,065 of 83,584Top 4%
OU Osaka University: 5 patents #121 of 1,984Top 7%
HP Hamamatsu Photonics: 4 patents #24 of 131Top 20%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
NS National Institutes Of Natural Sciences: 1 patents #4 of 27Top 15%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
TS Tokai University Educational System: 1 patents #30 of 138Top 25%
KK Kirin Beer Kabushiki Kaisha: 1 patents #149 of 379Top 40%
IT Institute For Laser Technology: 1 patents #19 of 33Top 60%
Overall (All Time): #24,945 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 76–76 of 76 patents

Patent #TitleCo-InventorsDate
4183038 Semiconductor laser device Hirofumi Namizaki, Wataru Susaki 1980-01-08