KT

Keiu Tokumura

JA Japan Science And Technology Agency: 2 patents #401 of 2,171Top 20%
NC Nalux Co.: 2 patents #15 of 54Top 30%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
NC Nippon Aspherical Lens Co.,: 1 patents #2 of 11Top 20%
OU Osaka University: 1 patents #681 of 1,984Top 35%
TW The Japan Steel Works: 1 patents #307 of 643Top 50%
Overall (All Time): #1,237,707 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7919366 Laser crystallization method for amorphous semiconductor thin film Takahisa Jitsuno, Ryotaro Togashi, Toshio Inami, Hideaki Kusama, Tatsumi Goto 2011-04-05
7170685 Production method for optical lens and production method for optical fiber connector Takahisa Jitsuno 2007-01-30
7121735 Optical fiber connector, method for manufacturing the same, and optical coupling apparatus Takahisa Jitsuno 2006-10-17
5729344 Method and apparatus for forming an optical surface by optical etching Takahisa Jitsuno, Nobuaki Nakashima, Masahiro Nakatsuka 1998-03-17