| 1981 | PVC High Speed Door | |
| 1982 | PVC Pipe Fittings | |
| 1983 | PVC Water Pipes | |
| 1984 | PU/Epoxy Floor Coating | |
| 1985 | Permatex Pipe Joint Compound | |
| 1986 | Pulleys and Snatch Blocks | |
| 1987 | Polyester Webbing Slings | |
| 1988 | Pagoda Umbrella | |
| 1989 | Polypropylene Fume Hood | |
| 1990 | Perchloric Acid Fume Hood | |
| 1991 | Piston Compressor | |
| 1994 | Pin and Bushing (Loader Pin) | |
| 1995 | Plaster Ceiling Renovation | |
| 1996 | Pallet Truck | |
| 1997 | Palladium Plating | |
| 1998 | Pink Gold Colour Plating | |
| 1999 | Plug-In Serve-Over Type Open Showcases | |
| 2000 | PU Sleeve | |
| 2001 | PVC Strip Curtain | |
| 2002 | Pallet Rack With Supported Platform | |