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Inventor

Tomonobu Yoshikawa

Inventor
Kanagawa, JP

Overview

13→
Patents
2000–2005
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 13 as inventor

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

F16Cprimary
F16CShafts24%
F16HGearing24%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
C21DModifying the physical structure of ferrous metals12%
C23CCoating metallic material9%
C22CAlloys6%
Y02PClimate change mitigation technologies in the production or processing of goods3%
Y02TClimate change mitigation technologies related to transportation3%
PatentTitleYear
6,905,437'Power roller bearing of toroidal-type continuously variable transmission unit'20056,770,152'Rolling bearing'20046,746,365'Toroidal-type continuously variable transmission'20046,666,792'Toroidal continuously variable transmission'20036,659,909'Toroidal continuously variable transmission and manufacturing method thereof'20036,626,795'Toroidal-type continuously variable transmission'20036,623,400'Toroidal-type continuously variable transmission'20036,443,870'Toroidal-type continuously variable transmission'20026,440,233'Rolling bearing'20026,332,714'Induction-hardened rolling bearing device'20016,174,085'Linear guide bearing device'20016,165,289'Water-resistant long-life rolling bearing'20006,165,100'High-cleanness steel and toroidal type continuously variable transmission including components such as input/output discs, power roller and cam disc using the high-cleanness steel'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2005Patents assigned to NSK LTD (12)· patent assignee history
2000–2001Patents assigned to SANYO SPECIAL STEEL CO LTD (2)· patent assignee history
2000–2004Based in Kanagawa, JP· patent location history
2000–2003Based in Fujisawa, JP· patent location history
2002Based in Yokohama-shi, Kanagawa, JP· patent location history
2004Based in Yokohama, JP· patent location history
2005Based in Yamato, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NSK LTD122000–2005
SANYO SPECIAL STEEL CO LTD22000–2001
Locations
LocationPatentsSpan
Kanagawa, JP52000–2004
Fujisawa, JP52000–2003
Yamato, JP12005
Yokohama, JP12004
Yokohama-shi, Kanagawa, JP12002