YL

Yuan-Ho Lee

📍 Danei, TW: #18 of 1,188 inventorsTop 2%
Overall (All Time): #303,372 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
5197827 Method for lowering a basement structure 1993-03-30
5170655 Method for forming hollow articles 1992-12-15
5069057 Punch press with independently operated pressing units driven by a crankshaft 1991-12-03
5028364 Process for forming concrete structures and stripping concrete forms 1991-07-02
5004375 Basement piles and basement construction method associated therewith 1991-04-02
4990082 Vibrator with suction apparatus 1991-02-05
4984764 Form with form stripping mechanism 1991-01-15
4966511 Expansion bolt unit for repeated use 1990-10-30
4957272 Modular concrete form 1990-09-18
4955579 Concrete forming device with corner forming accessory 1990-09-11
4949935 Apparatus for positioning and supporting an inner mold panel of a form 1990-08-21
4938634 Process for lowering basement 1990-07-03
4901497 Fastener for form panels 1990-02-20
4846438 Molding device with hand operable mold 1989-07-11
4679762 Form set-up 1987-07-14
4667923 Molding device for modular concrete unit 1987-05-26