Portfolio comparison
Mitsubishi Heavy Industries vs Burton Parsons and Co Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Mitsubishi Heavy Industries
Patents indexed
1
Year range
2015
Most recent
2015
energymechanicalaerospacematerials
Top Patents1 enriched
US 8932024· 2015
Wind Turbine Blades with Noise-Reducing Serrated Edges
Activity by Decade
2010s1
Company B
Burton Parsons and Co Inc
Patents indexed
1
Year range
1976
Most recent
1976
biotechpharmaceutical
Top Patents1 enriched
US 3987163· 1976
How Polystyrene Sulfonate Helps Treat Dry Eye Symptoms
Activity by Decade
1970s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.