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Inventor

Masahiro Ishizuka

Inventor
Tokyo, JP

Overview

15→
Patents
2002–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 15 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes29%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations24%
A01NPreservation of bodies of humans or animals or plants or parts thereof10%
C07CAcyclic or carbocyclic compounds10%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
A23KFodder2%
B01DSeparation2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
10,675,242Aqueous formulation containing 5-aminolevulinic acid or the like20209,707,196'Treatment agent and/or prophylactic agent for side effects of cancer drugs'20179,603,928'Medicinal composition for promoting synthesis of protoporphyrin IX'20179,517,267'Photodynamic diagnostic agent and photobleaching inhibitor'20169,488,664'Diagnostic agent for tumor'20169,340,490'Diagnostic agent for tumor'20169,061,949'Metal component absorption enhancer in plant'20158,999,296'Method of detecting bladder cancer'20158,927,532'Therapeutic agent and diagnostic agent for mitochondrial dysfunction brain diseases'20158,790,712'Constitutional function-improving agents'20148,563,605'Therapeutic agent for male sterility'20138,471,061'5-aminolevulinic acid salt, process for producing the same and use thereof'20138,309,493'Polyphenol-content-increasing agent for plant'20128,173,839'5-aminolevulinic acid salt, process for producing the same and use thereof'20126,355,671'SULFONATED DERIVATIVES OF CYCLIC PHENOL SULFIDES, PROCESS FOR THE PREPARATION THEREOF, SEPARATING AND RECOVERING AGENTS CONTAINING CYCLIC PHENOL SULFIDES, METHODS FOR SEPARATION AND RECOVERY THEREWITH, AND DRUG COMPOSITIONS CONTAINING THE SULFIDES'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2015Patents assigned to COSMO OIL CO LTD (6)· patent assignee history
2002–2015Based in Saitama, JP· patent location history
2012–2016Patents assigned to ISHIZUKA MASAHIRO (9)· patent assignee history
2012–2016Patents assigned to TANAKA TOHRU (8)· patent assignee history
2012–2014Patents assigned to MIYANARI SETSUKO (3)· patent assignee history
2012–2020Based in Tokyo, JP· patent location history
2012–2013Based in Satte, JP· patent location history
2013–2020Patents assigned to SBI PHARMACEUTICALS CO LTD (10)· patent assignee history
2014–2016Based in Minato-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SBI PHARMACEUTICALS CO LTD102013–2020
ISHIZUKA MASAHIROself92012–2016
TANAKA TOHRU82012–2016
COSMO OIL CO LTD62002–2015
MIYANARI SETSUKO32012–2014
Locations
LocationPatentsSpan
Tokyo, JP92012–2020
Minato-ku, JP22014–2016
Saitama, JP22002–2015
Satte, JP22012–2013