KI

Kakuya Iwata

Rohm Co.: 6 patents #487 of 2,292Top 25%
📍 Tsukuba, JP: #371 of 2,818 inventorsTop 15%
Overall (All Time): #520,225 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7770839 Flight machinery 2010-08-10
7605012 ZnO based compound semiconductor light emitting device and method for manufacturing the same Shigeru Niki, Paul Fons, Tetsuhiro Tanabe, Hidemi Takasu, Ken Nakahara 2009-10-20
6987029 ZnO based compound semiconductor light emitting device and method for manufacturing the same Shigeru Niki, Paul Fons, Tetsuhiro Tanabe, Hidemi Takasu, Ken Nakahara 2006-01-17
6770913 ZnOSSe compound semiconductor, integrated circuit using the semiconductor and method of manufacturing the semiconductor and the integrated circuit Shigeru Niki, Paul Fons, Akimasa Yamada, Koji Matsubara 2004-08-03
6674098 ZnO compound semiconductor light emitting element Shigeru Niki, Paul Fons, Tetsuhiro Tanabe, Hidemi Takasu, Ken Nakahara 2004-01-06
6649434 Method of manufacturing semiconductor device having ZnO based oxide semiconductor layer Paul Fons, Koji Matsubara, Akimasa Yamada, Shigeru Niki, Ken Nakahara 2003-11-18
6638846 Method of growing p-type ZnO based oxide semiconductor layer and method of manufacturing semiconductor light emitting device Paul Fons, Koji Matsubara, Akimasa Yamada, Shigeru Niki, Ken Nakahara 2003-10-28
6566162 Method of producing Cu (In, Ga) (Se, S) 2 semiconductor film Akimasa Yamada, Shigeru Niki, Paul Fons 2003-05-20
6531408 Method for growing ZnO based oxide semiconductor layer and method for manufacturing semiconductor light emitting device using the same Paul Fons, Akimasa Yamada, Koji Matsubara, Shigeru Niki, Ken Nakahara 2003-03-11
6472241 Radical cell device and method for manufacturing groups II-VI compound semiconductor device Paul Fons, Akimasa Yamada, Koji Matsubara, Shigeru Niki, Ken Nakahara 2002-10-29