Inventor

UTAGAWA TAKESHI

JP5 patents

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

SEIKO EPSON CORP

4 patents

USD558252SDec 25, 2007

Lamp for projector

SEIKO EPSON CORP20 citations90

US8879007B2Nov 4, 2014

Projector comprising an expanding and contracting member configured to move a holding device when a temperature is changed

SEIKO EPSON CORP5 citations82

US7631973B2Dec 15, 2009

Projector

SEIKO EPSON CORP4 citations60

US7922332B2Apr 12, 2011

Compensation element adjustment mechanism and projector

SEIKO EPSON CORP2 citations59

HAYASHI DAISUKE

1 patent

US8537288B2Sep 17, 2013

Projector comprising an expanding and contracting member having a temperature coefficient that counters the increase and decrease of a focal distance of a projection lens caused by temperature changes

HAYASHI DAISUKE8 citations82