LexDanaLexDanabeta
Inventor

Masanori Tujikawa

Inventor
Nara, JP

Overview

3→
Patents
1989–1991
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes60%
C07DHeterocyclic compounds40%
PatentTitleYear
5,017,380'Gelatin hard capsule containing crystalline hydrate of oral cephalosporin'19914,933,443'Method for preparing crystalline hydrate of oral celphalosporin and its composition'19904,812,561'Crystalline hydrate of oral cephalosporin and its composition'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1991Patents assigned to SHIONOGI & CO (3)· patent assignee history
1989–1991Based in Nara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHIONOGI & CO31989–1991
Locations
LocationPatentsSpan
Nara, JP31989–1991