Inventor

Yoshihiro Ichihara

Inventor

Kurashiki, JP

Overview

6→

Patents

1982–2009

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

C07Jprimary

C07JSteroids29%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture29%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%

C07DHeterocyclic compounds6%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

C12NMicroorganisms or enzymes6%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms6%

PatentTitleYear

7,598,408'Intermediates for synthesis of vitamin D derivatives'2009 4,867,913'12.alpha.-substituted pregna-1,4-diene-3,20-diones'1989 4,867,914'Pregnane derivatives and method of producing the same'1989 4,592,868'11-hydroxypregn-4-en-3-one-20-carbaldehyde and a method for its production'1986 4,520,102'Microbial process for producing 12.alpha.-hydroxypregna-1,4-dien-3-one-20.alpha.-carboxylic acid'1985 4,359,529'Microbial process for producing cholanic acid derivatives'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1989Patents assigned to KURARAY CO (5)· patent assignee history

1982–1989Based in Kurashiki, JP· patent location history

2009Patents assigned to KNC LAB CO LTD (1)· patent assignee history

2009Based in Kobe, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KURARAY CO	5	1982–1989
KNC LAB CO LTD	1	2009

Locations

Location	Patents	Span
Kurashiki, JP	5	1982–1989
Kobe, JP	1	2009