Inventor
WATANABE JUNICHI
JP92 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE JUNICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
8 patentsUS5092360AMar 3, 1992
Flow rated control valve using a high-temperature stacked-type displacement device
HITACHI METALS LTD62 citations95
US6221271B1Apr 24, 2001
Piezoelectric sintered ceramics and piezoelectric ceramic elements constituted thereby
HITACHI METALS LTD22 citations92
US5281885AJan 25, 1994
High-temperature stacked-type displacement device
HITACHI METALS LTD46 citations92
US5153477AOct 6, 1992
Laminate displacement device
HITACHI METALS LTD53 citations92
US5073740ADec 17, 1991
Laminate-type displacement element
HITACHI METALS LTD31 citations92
US5254212AOct 19, 1993
Method of fabricating electrostrictive-effect device
HITACHI METALS LTD38 citations88
US7915533B2Mar 29, 2011
Silicon nitride substrate, a manufacturing method of the silicon nitride substrate, a silicon nitride wiring board using the silicon nitride substrate, and semiconductor module
HITACHI METALS LTD9 citations82
US5144528ASep 1, 1992
Laminate displacement device
HITACHI METALS LTD11 citations73
NISSAN CHEMICAL IND LTD
6 patentsUSRE34779ENov 8, 1994
Pyrazole derivatives and herbicides containing them
NISSAN CHEMICAL IND LTD21 citations92
US4986845AJan 22, 1991
Pyrazole derivatives and herbicides containing them
NISSAN CHEMICAL IND LTD43 citations92
US4696694ASep 29, 1987
Pyridine derivatives and their herbicidal compositions
NISSAN CHEMICAL IND LTD19 citations82
US4973354ANov 27, 1990
Pyrimidine derivatives and herbicide containing the same
NISSAN CHEMICAL IND LTD13 citations74
US4824474AApr 25, 1989
Quinoline derivatives and herbicidal compositions and method of use thereof
NISSAN CHEMICAL IND LTD10 citations73
US6350748B1Feb 26, 2002
Sulfamoyl compounds and agricultural and horticultural fungicides
NISSAN CHEMICAL IND LTD9 citations72
SHINETSU CHEMICAL CO
6 patentsUS5476668ADec 19, 1995
Base for film-coating pharmaceuticals and method for preparing same
SHINETSU CHEMICAL CO19 citations74
US5140082AAug 18, 1992
Vinylidene fluoride trifluoromethylethylene copolymer
SHINETSU CHEMICAL CO16 citations74
US5109086AApr 28, 1992
Process for producing a vinylidene fluoride copolymer
SHINETSU CHEMICAL CO7 citations74
US5077362ADec 31, 1991
Vinylidene fluoride copolymer and process for producing the same
SHINETSU CHEMICAL CO10 citations74
US5011897AApr 30, 1991
Process for preparing vinyl chloride polymer using hydroxyphenyl monomers
SHINETSU CHEMICAL CO7 citations74
US4845174AJul 4, 1989
Process for preparing a vinyl chloride polymer
SHINETSU CHEMICAL CO18 citations74
RICOH KK
3 patentsUS5086422AFeb 4, 1992
Optical disk apparatus
RICOH KK64 citations94
US5456632AOct 10, 1995
Cooling device and cooling system for an information recording and play-back device of an external memory apparatus
RICOH KK27 citations87
US4583212AApr 15, 1986
Record/playback head positioning device for optical disc apparatus
RICOH KK20 citations82
FUJITSU LTD
2 patentsYASKAWA DENKI SEISAKUSHO KK
2 patentsMITSUI PETROCHEMICAL IND
2 patentsFUJITSU MICROELECTRONICS LTD
2 patentsMATSUSHITA ELECTRIC WORKS LTD
2 patentsWATANABE JUNICHI
2 patentsKAGA YOUICHIROU
2 patentsUS8586493B2Nov 19, 2013
Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the same
KAGA YOUICHIROU15 citations81
US8563869B2Oct 22, 2013
Circuit board and semiconductor module using this, production method for circuit board
KAGA YOUICHIROU8 citations81
KYOWA HAKKO KOGYO KK
2 patentsPUBLIC WORKS RES INST
1 patentSUMITOMO BAKELITE CO
1 patentNIPPON ZEON CO
1 patentKONAN SEIKO CO LTD
1 patentPIONEER ELECTRONIC CORP
1 patentKAWASAKI HEAVY IND LTD
1 patentYAZAKI CORP
1 patentYASKAWA ELECTRIC CORP
1 patentHORII KAZUHIKO
1 patentNEC CORP
1 patentNISHIMURA HIDEKI
1 patentShowing the top 50 of 92 patents by PatentIndex Score.