Inventor

Masaharu Kizaki

Inventor

Tokyo, JP

Overview

4→

Patents

1987–2000

Patent span

Electricity

Primary field (CPC H)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication20%

H04NPictorial communication, e.g. television20%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them10%

H03MCoding10%

H04BTransmission10%

H04HBroadcast communication10%

H04KSecret communication10%

PatentTitleYear

6,049,873'Scrambled information transmitting and receiving method'2000 6,018,581'Communication system and communication method'2000 4,671,634'Liquid crystal projector'1987 4,642,693'Television video signal A/D converter apparatus'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2000Patents assigned to CASIO COMPUTER CO LTD (4)· patent assignee history

1987–2000Based in Tokyo, JP· patent location history

2000Patents assigned to OKI ELECTRIC IND CO LTD (1)· patent assignee history

2000Patents assigned to TOKYO FM BROADCASTING CO LTD (1)· patent assignee history

2000Based in Oume, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CASIO COMPUTER CO LTD	4	1987–2000
OKI ELECTRIC IND CO LTD	1	2000
TOKYO FM BROADCASTING CO LTD	1	2000

Locations

Location	Patents	Span
Tokyo, JP	3	1987–2000
Oume, JP	1	2000