Portfolio comparison
Kunshan Yunyinggu Electronic Technology Co Ltd vs Standard Oil Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Kunshan Yunyinggu Electronic Technology Co Ltd
Patents indexed
1
Year range
2025
Most recent
2025
consumer_electronicssemiconductors
Top Patents1 enriched
US 12277890· 2025
How to Fix Color Uniformity in Digital Screens Using Math
Activity by Decade
2020s1
Top Patents1 enriched
US 1049667· 1913
How William Burton Invented Modern Gasoline Refining
Activity by Decade
1910s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.