Inventor

Noriaki Hirayama

Inventor

Zama, JP

Overview

7→

Patents

1983–2015

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

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

C12Nprimary

C12NMicroorganisms or enzymes21%

C07DHeterocyclic compounds17%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture17%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms17%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%

C07CAcyclic or carbocyclic compounds10%

C07HSugars3%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%

PatentTitleYear

8,975,411'Therapeutic agent for neurological diseases'2015 7,479,383'Modified pyrroloquinoline quinone (PQQ) dependent glucose dehydrogenase excellent in substrate specificity'2009 4,990,693'Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation'1991 4,983,775'Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation'1991 4,912,132'Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation'1990 4,555,402'Physiologically active substance K-252, process for producing same and pharmaceutical composition containing same'1985 4,393,056'Antibiotics tetronolide compounds and process for production thereof'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1991Patents assigned to KYOWA HAKKO KOGYO KK (5)· patent assignee history

1983Based in Machida, JP· patent location history

1985–2009Based in Zama, JP· patent location history

2015Patents assigned to HIRAYAMA NORIAKI (1)· patent assignee history

2015Patents assigned to IKEDA JOH-E (1)· patent assignee history

2015Patents assigned to INOUE SATOSHI (1)· patent assignee history

2015Patents assigned to KANNO TAKUYA (1)· patent assignee history

2015Based in Isehara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KYOWA HAKKO KOGYO KK	5	1983–1991
HIRAYAMA NORIAKIself	1	2015
IKEDA JOH-E	1	2015
INOUE SATOSHI	1	2015
KANNO TAKUYA	1	2015

Locations

Location	Patents	Span
Zama, JP	5	1985–2009
Isehara, JP	1	2015
Machida, JP	1	1983