P

Inventor

KOYAMA HISASHI

JP7 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOBE STEEL LTD

4 patents
US5633513AMay 27, 1997

Diamond film field effect transistor

KOBE STEEL LTD17 citations72
US5353737AOct 11, 1994

Method for forming boron-doped semiconducting diamond films

KOBE STEEL LTD5 citations62
US5869390AFeb 9, 1999

Method for forming electrode on diamond for electronic devices

KOBE STEEL LTD1 citations50
US5770467AJun 23, 1998

Method for forming electrode on diamond for electronic devices

KOBE STEEL LTD1 citations50

HITACHI IND EQUIPMENT SYS

1 patent
US8375569B2Feb 19, 2013

Apparatus for manufacturing a transformer core

HITACHI IND EQUIPMENT SYS7 citations80

KOYAMA HISASHI

1 patent
US4632286ADec 30, 1986

Clothes hanger

KOYAMA HISASHI14 citations66

NINTENDO CO LTD

1 patent
US10791198B2Sep 29, 2020

Information processing system, storage medium having stored therein information processing program, information processing apparatus, and information processing method

NINTENDO CO LTD0 citations39