Harold J. Mann

📍 Galveston, TX: #60 of 342 inventorsTop 20%

🗺 Texas: #33,546 of 125,132 inventorsTop 30%

Overall (All Time): #1,281,074 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
6138373	Direct reading inside and outside tape measure	—	2000-10-31
5832622	Direct reading inside and outside tape measure	—	1998-11-10
5243924	Amphibious multihull boat	—	1993-09-14
5167504	Bilingual dictionary	—	1992-12-01