Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for treatment of polyethylene terephthalate, polyethylene terephthalate for molding purposes and process for preparation thereof

Process for treatment of polyethylene terephthalate, polyethylene terephthalate for molding purposes and process for preparation thereof

US Patent 5270444 · Granted Dec 14, 1993

Estimated economic value: $31,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Control and monitoring signal transmission system2025
Vehicle air conditioning system and vehicle air conditioning method2025
Magnetic geared electrical machine and power generation system2025
Magnetic geared electrical machine and power generation system using the same2025
Electric fan and electric aircraft2025
Digital camera with printer2025
Image forming apparatus having toner replenishment2025
Outer diameter side magnet field and magnetic gear2025
Scroll compressor housing with fin arrangement2024
Power supply apparatus for supplying various voltages and image forming apparatu2024
Image forming apparatus2024
Printer2024