Portfolio comparison
Data Tech Services Inc vs Tomita Pharmaceutical Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Data Tech Services Inc
Patents indexed
1
Year range
1991
Most recent
1991
mechanicalconsumer_electronics
Top Patents1 enriched
US 5013088· 1991
How Tamper-Proof Labels That Break Into Pieces Work
Activity by Decade
1990s1
Company B
Tomita Pharmaceutical Co Ltd
Patents indexed
1
Year range
2020
Most recent
2020
biotechmechanicalmaterials
Top Patents1 enriched
US 10525078· 2020
How to Make Stable Solid Dialysis Powder with Less Odor
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.