Inventor

Haruhisa Hayashi

Inventor

Tokyo, JP

Overview

5→

Patents

1976–1988

Patent span

Physics

Primary field (CPC G)

Patents· 5 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%

A61KPreparations for medical, dental or toiletry purposes8%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture8%

C30BSingle-crystal growth8%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons8%

G05DSystems for controlling or regulating non-electric variables8%

H02HEmergency protective circuit arrangements8%

H05BElectric heating8%

PatentTitleYear

4,783,419'Examining cells by electrophoresis'1988 4,632,743'Method for examining cells by electrophoresis'1986 4,140,578'Method of producing polysaccharides'1979 4,014,980'Method for manufacturing graphite whiskers using condensed polycyclic hydrocarbons'1977 3,947,658'Protector for the plate-shaped heating element'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1988Patents assigned to KUREHA CHEMICAL IND CO LTD (5)· patent assignee history

1976–1988Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KUREHA CHEMICAL IND CO LTD	5	1976–1988

Locations

Location	Patents	Span
Tokyo, JP	5	1976–1988