Inventor

KOGUCHI TOSHIO

3 patents

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

NIPPON ELECTRIC CO

1 patent

US4068018AJan 10, 1978

Process for preparing a mask for use in manufacturing a semiconductor device

NIPPON ELECTRIC CO70 citations91

NEC CORP

1 patent

US4814244AMar 21, 1989

Method of forming resist pattern on substrate

NEC CORP35 citations88

HOJO CO LTD

1 patent

US5426259AJun 20, 1995

Method for oil-extracting treatment of wastes

HOJO CO LTD3 citations45