Inventor
ONOZAKI TATSUYUKI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “ONOZAKI TATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH IMAGING CO LTD
6 patentsUS9915811B2Mar 13, 2018
Zoom lens system having first, second, and fourth lens groups which move during zooming
RICOH IMAGING CO LTD6 citations80
US10295808B2May 21, 2019
Zoom lens system having third lens group with air lens formed of adjacent negative and positive single lens elements
RICOH IMAGING CO LTD2 citations69
US9798123B2Oct 24, 2017
Zoom lens system
RICOH IMAGING CO LTD1 citations48
US9158096B2Oct 13, 2015
Large-aperture telephoto lens system
RICOH IMAGING CO LTD1 citations48
US9122040B2Sep 1, 2015
Superwide-angle lens system
RICOH IMAGING CO LTD0 citations48
US9726865B2Aug 8, 2017
Zoom lens system
RICOH IMAGING CO LTD0 citations37