P

Inventor

YAMASHITA SEIJI

JP71 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO FILM CO LTD

26 patents
US5498511AMar 12, 1996

Silver halide photographic material

FUJI PHOTO FILM CO LTD22 citations90
US7176616B2Feb 13, 2007

Electroluminescence device having phosphor particles which give donor-acceptor type luminescence

FUJI PHOTO FILM CO LTD17 citations84
US5665530ASep 9, 1997

Silver halide emulsion and photographic material using the same

FUJI PHOTO FILM CO LTD19 citations81
US5994040ANov 30, 1999

Processing composition for silver halide photographic light-sensitive material, developer and processing method using the same

FUJI PHOTO FILM CO LTD12 citations74
US5780209AJul 14, 1998

Processing of photographic silver halide photosensitive material

FUJI PHOTO FILM CO LTD13 citations74
US5776664AJul 7, 1998

Silver halide photographic material

FUJI PHOTO FILM CO LTD7 citations74
US5652088AJul 29, 1997

Silver halide photographic material

FUJI PHOTO FILM CO LTD7 citations74
US5637446AJun 10, 1997

Silver halide emulsion and photographic material having the same

FUJI PHOTO FILM CO LTD7 citations74
US5573903ANov 12, 1996

Silver halide photographic material and silver halide photographic emulsion used therefor

FUJI PHOTO FILM CO LTD6 citations74
US5573901ANov 12, 1996

Silver halide photographic material and silver halide photographic emulsion used therefor

FUJI PHOTO FILM CO LTD10 citations74
US5252456AOct 12, 1993

Silver halide photographic material

FUJI PHOTO FILM CO LTD13 citations74
US5061614AOct 29, 1991

Silver halide emulsion, method of manufacturing the same, and color photographic light-sensitive material using the emulsion

FUJI PHOTO FILM CO LTD19 citations74
US5011767AApr 30, 1991

Silver halide photographic emulsion

FUJI PHOTO FILM CO LTD10 citations74
US4806462AFeb 21, 1989

Silver halide photographic material comprising doped divalent metal

FUJI PHOTO FILM CO LTD15 citations74
US4746603AMay 24, 1988

Negative type silver halide photographic emulsions

FUJI PHOTO FILM CO LTD8 citations74
US5254456AOct 19, 1993

Method of manufacturing silver halide emulsion

FUJI PHOTO FILM CO LTD12 citations73
US6432627B1Aug 13, 2002

Photothermographic element

FUJI PHOTO FILM CO LTD4 citations63
US6316178B2Nov 13, 2001

Silver halide emulsion and silver halide color photographic light-sensitive material

FUJI PHOTO FILM CO LTD4 citations63
US6071687AJun 6, 2000

Photothermographic element

FUJI PHOTO FILM CO LTD3 citations63
US6015909AJan 18, 2000

Arylidene compound and silver halide photographic material

FUJI PHOTO FILM CO LTD3 citations63
US5968706AOct 19, 1999

Silver halide photographic material and image formation method using the same

FUJI PHOTO FILM CO LTD2 citations63
US5948602ASep 7, 1999

Method for processing photographic silver halide photosensitive element

FUJI PHOTO FILM CO LTD6 citations63
US5641620AJun 24, 1997

Silver halide emulsion, process for preparing the same, and silver halide photographic materials containing the same

FUJI PHOTO FILM CO LTD3 citations63
US5565315AOct 15, 1996

Silver halide emulsion and photographic material using the same

FUJI PHOTO FILM CO LTD5 citations63
US5296345AMar 22, 1994

Silver halide photographic material

FUJI PHOTO FILM CO LTD3 citations63
US5380637AJan 10, 1995

Silver halide photographic material

FUJI PHOTO FILM CO LTD4 citations62

KAWASAKI HEAVY IND LTD

4 patents

HITACHI LTD

3 patents

FUJIFILM CORP

3 patents

YAMASHITA SEIJI

3 patents

TOYOTA MOTOR CO LTD

2 patents

HONDA ELESYS CO LTD

1 patent

ASAHI ORGANIC CHEMICALS IND CO LTD

1 patent

NIPPON DENKI HOME ELECTRONICS

1 patent

NEC CORP

1 patent

ISHIMARU HIDETSUGU

1 patent

SANYO CHEMICAL IND LTD

1 patent

NAT INST OF ADVANCED IND SCIEN

1 patent

NHK SPRING CO LTD

1 patent

(unassigned)

1 patent

Showing the top 50 of 71 patents by PatentIndex Score.