Unique hotels: under 20

... and unfortunately five of these don't count even count towards unique hotels because of using either Award nights, all points, or a specialty rate.
Hyatt House Rancho Cordova: One Bedroom Residential Loft W/Jacuzzi, One Bedroom Residential Loft, One Bedroom King (All Parking Lot Facing)
Hyatt Place Rancho Cordova: King Bed (Parking Lot Facing)
Hyatt Place Roseville: King Bed (Mall Facing)
Hyatt Regency Sacramento: Executive Corner King (Park Facing), ADA Double Tub (K Street Facing)
Hyatt Regency San Francisco Embarcadero: Regency Club Balcony (Bay Facing), Balcony Suite (Bay and City Views)
Hyatt Regency Fisherman's Wharf: City View King (Coit Tower Facing)
Grand Hyatt San Francisco: Executive Suite (West Facing)
Hyatt Regency Monterey: One King Bed (Pool Facing) Monterey Suite King (Pool Facing)
Hyatt Place Fremont: King Bed (Parking Lot Facing)
Hyatt Grand Cypress Orlando: Pool View King (Pool, Epcot, Magic Kingdom Facing)
Hyatt Regency Orange County: 1 Bedroom King Suite (Atrium Facing), VIP Family Suite (Parking Lot Facing), 1 Bedroom Queen Suite (Corner Facing)
Hyatt Regency Downtown Miami: Miami Suite (Downtown Facing)
Hyatt Miami at the Blue (Closed): Three Bedroom Villa (Golf Course Facing)
Grand Hyatt Seattle: Emerald Suite (Corner room, Bay and Downtown Views)
Grand Hyatt Kauai: Pool View, Partial Ocean View, Garden Suite, Small Version Ocean Suite (Pool and Ocean Facing), Large Version Ocean Suite (Corner Room, Ocean and Main Lobby Waterfall Views), Presidential Suite.
Hyatt Carmel Highlands: Ocean View King
Park Hyatt Aviara Resort: Park Suite
Hyatt Regency Mission Bay: Deluxe View King
Andaz San Diego: Andaz Suite