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Inventor

Yoshihiko Hirata

Inventor
Kashiwara, JP

Overview

9→
Patents
1991–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 9 as inventor

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

Y02Tprimary
Y02TClimate change mitigation technologies related to transportation13%
A61KPreparations for medical, dental or toiletry purposes10%
A61QSpecific use of cosmetics or similar toiletry preparations10%
F02DControlling combustion engines10%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for7%
C07HSugars7%
F02PIgnition, other than compression ignition, for internal-combustion engines7%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure7%
H01JElectric discharge tubes or discharge lamps7%
A21DTreatment of flour or dough for baking, e.g. by addition of materials3%
PatentTitleYear
10,752,650Sophorolipid compound and composition comprising same202010,688,031Low-toxicity sophorolipid-containing composition and use therefor202010,065,982High-purity acid-form sophorolipid (SL) containing composition and process for preparing same20186,039,620'Method of manufacturing vacuum hermetic vessels'20005,701,866'Malfunction diagnosis device for engine speed controller'19975,650,689'Vacuum airtight device having NbN electrode structure incorporated therein'19975,544,639'Temperature predicting system for internal combustion engine and temperature control system including same'19965,339,245'System for detecting combustion state in internal combustion engine'19944,993,387'Knock control system for internal combustion engine'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1996Patents assigned to NIPPON DENSO CO (3)· patent assignee history
1991Based in Obu, JP· patent location history
1994Based in Oobu, JP· patent location history
1996–1997Based in Kariya, JP· patent location history
1997–2000Patents assigned to FUTABA DENSHI KOGYO KK (2)· patent assignee history
1997Patents assigned to AGENCY IND SCIENCE TECHN (1)· patent assignee history
1997Patents assigned to DENSO CORP (1)· patent assignee history
1997–2000Based in Mobara, JP· patent location history
2018–2020Patents assigned to SARAYA CO LTD (3)· patent assignee history
2018–2020Based in Kashiwara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON DENSO CO31991–1996
SARAYA CO LTD32018–2020
FUTABA DENSHI KOGYO KK21997–2000
AGENCY IND SCIENCE TECHN11997
DENSO CORP11997
Locations
LocationPatentsSpan
Kashiwara, JP32018–2020
Mobara, JP21997–2000
Kariya, JP21996–1997
Oobu, JP11994
Obu, JP11991