AT

Akimasa Tanaka

HK Hamamatsu Photonics K.K.: 5 patents #390 of 1,436Top 30%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #654,954 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8048700 Semiconductor light emitting element and manufacturing method thereof 2011-11-01
7968429 Method of manufacturing a semiconductor photodetector device by removing the semiconductor substrate on one surface after forming the light-transmitting layer on the opposing surface 2011-06-28
7868408 Semiconductor light detecting element includes film which covers light receiving region near main surface of multilayer structure and electrode on main surface 2011-01-11
7834413 Semiconductor photodetector and method of manufacturing the same 2010-11-16
7723742 Semiconductor light emitting element and manufacturing method thereof 2010-05-25
7719017 Semiconductor light-emitting device and its manufacturing method 2010-05-18
7690480 Soundproof material Masahiko Mori 2010-04-06
4531039 Automatic valve seat build-up welding apparatus Masami Okano, Takeshi Suzuki, Akira Ishida, Tatsuo Miyazaki 1985-07-23