Inventor

Kohtaro Yano

Inventor

Yokohama, JP

Overview

3→

Patents

1997–1998

Patent span

Physics

Primary field (CPC G)

Patents· 3 as inventor

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

F21Vprimary

F21VFunctional features or details of lighting devices or systems thereof25%

H04NPictorial communication, e.g. television25%

G02BOptical elements, systems or apparatus17%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%

F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems8%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%

PatentTitleYear

5,833,341'Illuminating optical system and projector utilizing the same'1998 5,749,642'Illuminating optical system and projector utilizing the same'1998 5,692,819'Illuminating device and projector utilizing the same'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1998Patents assigned to CANON KK (3)· patent assignee history

1997–1998Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	3	1997–1998

Locations

Location	Patents	Span
Yokohama, JP	3	1997–1998