P

Inventor

ANDO EIJI

JP37 patents
⚠️ This page may combine multiple inventors who share the name “ANDO EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

16 patents
US4845021AJul 4, 1989

Method for recording optical information in optical high density recording mediums

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US4737427AApr 12, 1988

Optical high density recording mediums, method for making same and method for recording optical information in the medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US4178989ADec 18, 1979

Solar heating and cooling system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD47 citations91
US4557850ADec 10, 1985

Composition for absorption refrigeration

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations88
US4794068ADec 27, 1988

Optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations81
US4207744AJun 17, 1980

Solar refrigeration system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations81
US5360699ANov 1, 1994

Photochromic material and an optical storage medium using the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US5241075AAug 31, 1993

Photochromic spiropyran compounds

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US5155230AOct 13, 1992

Photochromic dinitrated spiropyrans

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US4686169AAug 11, 1987

Optical recording medium and production of the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US5079061AJan 7, 1992

Optical storage media

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations72
US5110648AMay 5, 1992

Optical storage medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US5095120AMar 10, 1992

Process for the preparation of photochromic spiropyran compounds

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US4001014AJan 4, 1977

Electrophotographic photosensitive plate having tellurium present in varying concentrations across its thickness

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US5252437AOct 12, 1993

Photochromic materials having a thin photochromic film and a method for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61
US5039555AAug 13, 1991

Method of preparing lubricant for recording media

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations56

MITSUBISHI ELECTRIC CORP

5 patents

SHIMADZU CORP

4 patents

AGENCY IND SCIENCE TECHN

4 patents

UEDA TAKAHARU

3 patents

KIGAWA HIROSHI

3 patents

KAKIO MASAYUKI

1 patent

OKAWA TADASHI

1 patent