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Inventor

Katsuya Toma

Inventor
Kanagawa, JP

Overview

2→
Patents
1990–2003
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F16Cprimary
F16CShafts50%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light50%
PatentTitleYear
6,532,246'Excimer laser apparatus'20034,916,751'Rolling bearing'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to NIPPON SEIKO KK (1)· patent assignee history
1990Based in Chigasaki, JP· patent location history
2003Patents assigned to NSK LTD (1)· patent assignee history
2003Patents assigned to USHIO ELECTRIC INC (1)· patent assignee history
2003Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON SEIKO KK11990
NSK LTD12003
USHIO ELECTRIC INC12003
Locations
LocationPatentsSpan
Kanagawa, JP12003
Chigasaki, JP11990