LexDanaLexDanabeta
Inventor

Takumi Hayashi

Inventor
Mie, JP

Overview

12→
Patents
1976–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 12 as inventor

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

B01Dprimary
B01DSeparation7%
C02FTreatment of water, waste water, sewage, or sludge7%
F16CShafts7%
G11BInformation storage based on relative movement between record carrier and transducer7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
B01BBoiling3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B23BTurning3%
B29CShaping or joining of plastics3%
PatentTitleYear
10,518,445Cage for rolling bearing, and rolling bearing20198,220,805'Gripping method for turbocharger housing and work gripping device'20128,128,168'Bearing bush for seat reclining device and seat reclining device'20127,631,321'Lens protector and optical pick-up'20097,379,056'System and method for taking over a document'20087,030,626'High-frequency oscillation type proximity sensor'20067,014,752'Water treatment control system for minimizing trihalomethane formation'20067,012,768'Optical pick-up'20066,638,421'Water treatment control system using fluorescence analyzer'20036,484,753'Single lever mixing valve'20025,833,723'Hydrogen generating apparatus'19983,947,749'Apparatus for generating high voltage for cathode-ray tube'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2008Patents assigned to HITACHI LTD (2)· patent assignee history
1998Patents assigned to AISIN SEIKI (1)· patent assignee history
1998Based in Toyota, JP· patent location history
2002–2019Patents assigned to NTN TOYO BEARING CO LTD (5)· patent assignee history
2002–2019Based in Mie, JP· patent location history
2003–2006Patents assigned to TOSHIBA KK (2)· patent assignee history
2003–2006Based in Kunitachi, JP· patent location history
2006–2008Based in Tokyo, JP· patent location history
2012Patents assigned to HAYASHI TAKUMI (2)· patent assignee history
2012Based in Fuchu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NTN TOYO BEARING CO LTD52002–2019
HAYASHI TAKUMIself22012
HITACHI LTD21976–2008
TOSHIBA KK22003–2006
AISIN SEIKI11998
Locations
LocationPatentsSpan
Mie, JP52002–2019
Tokyo, JP22006–2008
Kunitachi, JP22003–2006
Fuchu, JP12012
Toyota, JP11998