| 1973 TOMIYAMA Toy Trackway Design KOGYO Patent 38132 |
| 1987 SUZUKI Design Toy Vehicle KOGYO Patent 38360 |
| 1989 YABUSHITA Toy Sketching Tool KOGYO Patent 38384 |
| 1973 ARAI Toy Trackway Design KOGYO Patent 38115 |
| 1969 KAWASAKI KOKUKI KOGYO KK Compound Helicopter |
| 1986 TAKAGAKI Four Wheel Motorcycle KOGYO Patent 47992 |
| 1972 TAKEUCHI Design Toy Trackway KOGYO Patent 38113 |
| 1963 TOYO KOGYO LTD Rail Wheel Locking Mechanism |
| 1989 TANINAKA Toy Telephone Design KOGYO Patent 38377 |
| 1989 NUTTAL TABATA Toy Microscope KOGYO Patent 38376 |
| 1977 NAGASAKA Doll Ornamentation KOGYO Patent 38201 |
| 1985 WEILAND Design Viewing Toy KOGYO Patent 38336 |
| 1975 KATO Design Toy Horizontal Bar KOGYO Patent 46655 |
| 1981 SHIRAISHI Toy Camera Design KOGYO Patent 38255 |
| 1980 SHIRAISHI Toy Typewriter KOGYO Patent 38233 |
| 1981 NUTTALL Holder Rubbing Type KOGYO Patent 38247 |
| 1971 ARAI Design Toy Trackway KOGYO Patent 38077 |
| 1986SHIRAISHI Design Painting Toy KOGYO Patent 38349 |
| 1970 SHIMADA RIKA KOGYO KK Submarine Mask A Diver |
| 1989 FERGUSON Toy Walkie Talkie KOGYO Patent 38372 |
| 1964 TOYO KOGYO LTD Vehicle Road Railroad Art |
| 1976 TAKAHASHI Toy Horizontal Bar KOGYO Patent 46605 |
| 1978 TOMITA Toy Telephone Design KOGYO Patent 38209 |
| 1980 SHIRAISHI Toy Cash Register KOGYO Patent 38232 |
| 1974 SEKI Toy Race Trackway KOGYO Patent 38159 |
| VINTAGE-WOODBLOCK PRINT-JAPANESE UKIYO-E BY KOGYO |
| Melcon RF Leica Copy, Megura Kogaku Kogyo Camera Co. |
| Japan Christmas Card NIPPON SEIMITSU KOGYO Signed |
| 1965 MAZDA TOYO KOGYO CO. Annual Report Brochure |
| VINTAGE-WOODBLOCK PRINT-JAPANESE UKIYO-E BY KOGYO |
| TAISEI KOGYO ISV-16A SUCTION FILTER NEW |
| Vintage Electric Porcelain Teapot Kyowa Kogyo Japan |