LexDanaLexDanabeta
Inventor

Toshihiko Yamashita

Inventor
Osaka, JP

Overview

15→
Patents
1987–2021
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 15 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification16%
F02DControlling combustion engines13%
G07CTime or attendance registers9%
A61KPreparations for medical, dental or toiletry purposes3%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%
B01DSeparation3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B21HMaking particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls3%
B41JTypewriters3%
C07KPeptides3%
PatentTitleYear
11,059,290Fluid ejection device20217,700,108'Tumor antigen protein and use thereof'20107,069,774'Engine crank angle detecting device'20066,994,902'Metallic porous body'20066,978,768'Acceleration control method for engine'20056,968,269'Engine control device'2005D0507778'Pattern for planar battery electrodes base'20056,830,038'Fuel cut control method'20046,420,821'Cathode for magnetron'20025,313,518'Electronic locking devices'19944,880,963'Encoding magnetic cards'19894,868,914'Method for clearing unlocking key codes in an electronic locking device'19894,851,828'Electronic locking devices'19894,712,171'Electrical power source'19874,649,725'Door lock'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2006Based in Osaka, JP· patent location history
1989Patents assigned to UNISAFE LTD (2)· patent assignee history
1989–1994Patents assigned to YAMASHITA TOSHIHIKO (2)· patent assignee history
1989–1994Based in Shibata, JP· patent location history
2004–2006Patents assigned to YAMAHA MOTOR CO LTD (4)· patent assignee history
2004–2006Based in Shizuoka, JP· patent location history
2005–2006Patents assigned to KUSHIBE MFG CO LTD (2)· patent assignee history
2010Patents assigned to DAINIPPON SUMITOMO PHARMA CO (1)· patent assignee history
2010Based in Sapporo, JP· patent location history
2021Based in Corvallis, OR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAMAHA MOTOR CO LTD42004–2006
KUSHIBE MFG CO LTD22005–2006
UNISAFE LTD21989
YAMASHITA TOSHIHIKOself21989–1994
DAINIPPON SUMITOMO PHARMA CO12010
Locations
LocationPatentsSpan
Osaka, JP61987–2006
Shizuoka, JP42004–2006
Shibata, JP21989–1994
Corvallis, OR, US12021
Sapporo, JP12010