Inventor
WATANABE NOBUTAKA
JP18 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE NOBUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
7 patentsUS5132532AJul 21, 1992
Photoelectric converter module
NEC CORP40 citations92
US5526160AJun 11, 1996
Optical transmitter and receiver device with a single optical module
NEC CORP52 citations91
US4756607AJul 12, 1988
Optical isolator device having two cascaded isolator elements with different light beam rotation angles
NEC CORP42 citations89
US5732097AMar 24, 1998
Modulating circuit for semiconductor optical modulator
NEC CORP12 citations74
US6911627B2Jun 28, 2005
Heating element device, heating element mounted structure, temperature control circuit, temperature control apparatus, and module
NEC CORP10 citations73
US6373610B1Apr 16, 2002
Optical surge suppressing apparatus
NEC CORP7 citations70
US6008919ADec 28, 1999
Optical receiving apparatus
NEC CORP4 citations62
G C DENTAL IND CORP
5 patentsUS6220863B1Apr 24, 2001
Root canal filling material
G C DENTAL IND CORP29 citations92
US5698610ADec 16, 1997
Low-dust dental alginate impression material composition
G C DENTAL IND CORP19 citations92
US6509390B2Jan 21, 2003
Two-paste dental alginate impression material
G C DENTAL IND CORP10 citations73
US6559200B1May 6, 2003
Dental alginate impression material composition
G C DENTAL IND CORP12 citations72
US7172338B2Feb 6, 2007
Stirring mixer for dental impression material
G C DENTAL IND CORP0 citations41