Challenging puzzle for experienced crossword solvers
Eccentric Innovations and Patent Oddities
Explore the fascinating world of quirky inventors through their unusual and unexpected patents in this engaging crossword puzzle.
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Across
- 1. Inventor's term for fuel-efficiency improvement patents
- 2. Invented with a quirky dispenser patented early on
- 3. Innovative packaging patent keeping food warm
- 7. Click repeatedly to delay wake-up, patented device
- 12. Quirky input devices controlled by toes or feet
Down
- 4. Wearable alert devices featured in odd patent filings
- 5. Dream vehicle patented with both flight and drive
- 6. Secret messages written in this patented substance
- 8. Invented container to catch insects without harm
- 9. A patented kitchen gadget to keep utensils handy
- 10. Popular invention to extend your phone for photos
- 11. Special pen designed for writing on transparent surfaces
- 13. Device patented for remotely listening to infants
- 14. Common feature in unusual protective patents
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