LexDanaLexDanabeta
Inventor

Kaoru Ohno

Inventor
Tokyo, JP

Overview

3→
Patents
1995–2007
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B61Cprimary
B61CLocomotives33%
G02BOptical elements, systems or apparatus17%
G06KGraphical data reading17%
H04NPictorial communication, e.g. television17%
Y02TClimate change mitigation technologies related to transportation17%
PatentTitleYear
7,311,274'Antislip material ejector'20076,722,589'Slip prevention particle injection device'20045,424,765'Scanning device with resonant light reflector'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to FUJI PHOTO FILM CO LTD (1)· patent assignee history
1995Based in Kanagawa, JP· patent location history
2004–2007Patents assigned to RAILWAY TECHNICAL RES INST (2)· patent assignee history
2004Patents assigned to NICCHU CO LTD (1)· patent assignee history
2004Based in Kokubunji, JP· patent location history
2007Patents assigned to TESS CO LTD (1)· patent assignee history
2007Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RAILWAY TECHNICAL RES INST22004–2007
FUJI PHOTO FILM CO LTD11995
NICCHU CO LTD12004
TESS CO LTD12007
Locations
LocationPatentsSpan
Tokyo, JP12007
Kokubunji, JP12004
Kanagawa, JP11995